Molly’s got a case of poetry fever, and she’s ready to rhyme! She’s testing out her newest stash of stanzas on her pals, Marc and Sanden. They’ll have to guess the animals featured in four of Molly’s poems. It’s a case of versus AND verses in the…MYSTERY ANIMAL POETRY SLAM CHALLENGE! 

Usually, bonus episodes like this are exclusively for Smarty Pass subscribers but this month we’re sharing them with all our listeners. If you like this bonus episode and want to hear fun games every month, plus ad-free episodes, sign up for Smarty Pass.Did you know Brains On host Molly Bloom likes to collect things? Oh yeah, she has a collection of doorknobs, stickers, Dolly Parton-themed rugs, and even a collection of collective nouns! Her collection of collective nouns is so great she has a new game just to show them off. Join producers Sanden Totten and Ruby Guthrie as they play Noun Noun!To get more bonus episodes like this every month, sign up for Smarty Pass at SmartyPass.org.

According to legend, vampires are creatures with pale skin and sharp teeth who drink blood. These creepy ghouls are not real, but in this episode, we'll meet some vampire animals that do exist!Join Molly and co-host Quinn as they learn about all kinds of bloodsuckers, from mosquitos to birds to fish! They'll hear about vampire bats from Dr. May Dixon. Then Molly will share her top eight reasons to love vampire squids! Mr. Bonejangles will also give us a sneak peek of his new musical, Squiddler on the Roof, plus a spooky new mystery sound!Subscribe to Smarty Pass for ad-free feeds, bonus episodes, and ticket discounts!Today’s episode is sponsored by:Norton BooksWild Interest - Let your kids' imaginations run wild and check out the new podcast Wild Interest wherever you get your podcasts. wildinterest.comIndeed.com/brainson - Receive a $75 sponsored job credit with code brainsonHelp your kids learn to earn, save, spend wisely, and invest with Greenlight, the debit card and money app for teens. Visit Greenlight.com/inclined.

Molly has her sparkly special suit on which means it’s time for GAME SHOW MOLLY! Game show Molly is just like regular Molly but with an awesome new game! Grab your smarty pass to hear Molly’s new rhyming game.

Every sneeze is like a snowflake. Unique, beautiful, wet! Sneezes help our noses get rid of stuff that’s not supposed to be there, like dust, dirt, or pollen. But how fast do sneezes travel? And how exactly does our body make them?Join Molly and co-host Anna as they explore the science behind sneezes, snot, and boogers! They’ll take a tour inside Marc's nose and watch a daredevil booger attempt to break the sneeze speed record! Then they’ll learn all about nasal mucus from otolaryngologist a.k.a. self-described professional snot sucker, Dr. Andrew Redmann. Plus a honker of a mystery sound!Subscribe to Smarty Pass for ad-free feeds, bonus episodes, and ticket discounts!Today’s episode is sponsored by:Norton BooksWild Interest - Let your kids' imaginations run wild and check out the new podcast Wild Interest wherever you get your podcasts. wildinterest.comIndeed.com/brainson - Receive a $75 sponsored job credit with code brainsonHelp your kids learn to earn, save, spend wisely, and invest with Greenlight, the debit card and money app for teens. Visit Greenlight.com/inclined.

People who are blind or have low vision use different tools to navigate the world. One of the most common is called a white cane. White canes are long, thin, and lightweight with a handle on one end and a special tip on the other.Join Molly and co-host Jaden as they explore how white canes work. They’ll log into an interactive game called Cane Quest 3000 where they'll use white canes to move through a fantastical world and capture a bunch of tiny, yodeling aliens! Then they’ll link up with Brains On fan Phoenix to chat about what it’s like to use white canes on the day-to-day. All that, plus a puzzler of a mystery sound!Subscribe to Smarty Pass for ad-free feeds, bonus episodes, and ticket discounts!Today’s episode is sponsored by:- Indeed.com/brainson - Receive a $75 sponsored job credit with code brainson- Help your kids learn to earn, save, spend wisely, and invest with Greenlight, the debit card and money app for teens. Visit Greenlight.com/inclined.

Here in the U.S., we’re gearing up for the 2024 election! We’re about to vote to pick a new president and choose other leaders too. Maybe you’ve seen yard signs for different candidates around your neighborhood or campaign commercials on TV. All this election fever got us wondering: how do different animals pick their leaders?Join Molly and cohost Emily as they get to know some of the wildest leaders in the animal kingdom, from tiny ants to orca whales. Plus, they’ll learn about a special group of monkeys that vote! And as always, a new mystery sound!Subscribe to Smarty Pass for ad-free feeds, bonus episodes, and ticket discounts!Today’s episode is sponsored by:- Indeed.com/brainson - Receive a $75 sponsored job credit with code brainson- Help your kids learn to earn, save, spend wisely, and invest with Greenlight, the debit card and money app for teens. Visit Greenlight.com/inclined.

Ahoy, avast, and welcome aboard the good ship Iris, captained by the host with the most in all of the Seven Seas, Molly Bloom! Molly’s brought producer pals Sanden and Jess on board to play a game of EYE-EYE, CAPTAIN! Sanden and Jess will have to guess the answers to some fiendish questions about EYES. Can they navigate their way to the answers, or will their trivia timbers be shivered? YAAARRR!

The internet can feel like magic. You send a video of a squirrel eating an acorn to your friends and BOOM! A few seconds later, they can watch it! But how does the internet actually work?In today’s episode, Molly and co-host Kayson take a tour of the internet. They find out where information on the internet is stored and how that information moves around the world using long skinny cables on the ocean floor! They also call on Shark Manchez the computer hacker to explain the secret language computers speak. Plus, another tricky mystery sound!Subscribe to Smarty Pass for ad-free feeds, bonus episodes, and ticket discounts!Today’s episode is sponsored by:- Indeed.com/brainson - Receive a $75 sponsored job credit with code brainson- Help your kids learn to earn, save, spend wisely, and invest with Greenlight, the debit card and money app for teens. Visit Greenlight.com/inclined.

About 1 out of 13 kids has a food allergy. Some are allergic to peanuts, others can’t eat dairy or shellfish or – you name it! So, why do some of us have food allergies and others don’t?Join Molly and co-host Gemma as they learn all about food allergies. First, they’ll explore the immune system, the tiny army inside our bodies that fights off things that can make us sick. Turns out, these fighter cells sometimes think certain foods are a threat! Then they’ll chat with Dr. Adora Lin about why some people are allergic to certain foods and others aren’t — and visit a cafeteria to hear from kids with food allergies! Plus, a new mystery sound you won’t want to miss.Subscribe to Smarty Pass for ad-free feeds, bonus episodes, and ticket discounts!Today’s episode is sponsored by:- Indeed.com/brainson - Receive a $75 sponsored job credit with code brainson- Help your kids learn to earn, save, spend wisely, and invest with Greenlight, the debit card and money app for teens. Visit Greenlight.com/inclined.

Eyes are incredible. But sometimes they need a little help to see clearly. Enter: glasses! In this episode, we'll hear how eyes take in light and paint a picture of the world around us. We'll take a peek inside the eye to see why sometimes vision can be blurry and how glasses help. Then, we'll learn all about eye exams with a visit to the eye doctor! All that, plus a brand new mystery sound!Subscribe to Smarty Pass for ad-free feeds, bonus episodes, and ticket discounts!Today’s episode is sponsored by:- Indeed.com/brainson - Receive a $75 sponsored job credit with code brainson- Help your kids learn to earn, save, spend wisely, and invest with Greenlight, the debit card and money app for teens. Visit Greenlight.com/inclined.

Have you ever wondered how things in space get their names? Us, too! In this week’s episode, Molly and co-host Cassie hear the story of a funky little moon with a very strange name.It all started when Radiolab co-host Latif Nasser noticed something unusual on his son’s map of the solar system: a moon next to Venus called Zoozve. He’d never heard of Venus having a moon – and he’d definitely never heard of a moon named Zoozve. So, he called up his friend at NASA, and a wild space quest began!Plus, Latif will share how YOU can enter a contest to name one of Earth’s quasi-moons. And of course, a new mystery sound that we’re really mooning over!See the quasi-moon’s orbit here!Featured experts:Radiolab co-host and host and executive producer of Connected: The Hidden Science of Everything, Latif Nasser. Resources:Learn more about the Name a Quasi-Moon! contest at radiolab.org/moon — and submit your own idea!Subscribe to Smarty Pass for ad-free feeds, bonus episodes, and ticket discounts!Today’s episode is sponsored by:- Indeed.com/brainson - Receive a $75 sponsored job credit with code brainson- Greenlight - Help your kids learn to earn, save, spend wisely, and invest with Greenlight, the debit card and money app for teens. Visit Greenlight.com/inclined

Smash Boom Best producers Rosie duPont and Aron Woldeslassie are a little early for the BIG game. Looking to kill some time they decide to play Impression Sound. Just like the great Brains On game Mystery Sound, Impression Sound has players guessing sounds. BUT unlike Mystery Sound, Aron and Rosie will be making the sounds with their mouths -- like an impression. Hence the very appropriate name for this game: Impression Sound!

Ping! Another episode of Brains On just dropped! And it’s all about phones: how they help us, why they’re so hard to put down – and how to have a balanced relationship with them.In this episode, Molly and co-host Linden do a deep dive on phone use. They’ll chat with an expert about whether screens are bad for us and hear from some teenagers about how they really feel about their phones! Meanwhile, Marc takes his camels Humpty and Dumpty to a phone-free picnic, and Dwayne the Brain demonstrates the powerful connection between phones and dopamine. All that, plus a stumper of a mystery sound!We’ve been thinking about our phones a lot here at Brains On – so we started this new thing called Analog August, a month-long campaign to unplug our phones and get out in the world. If this episode inspires, we hope you and your family will join in the fun, and do your best to use your phones less! Parents can attend our virtual event about kids and phones on Thursday, August 15th from 12pm PT / 2pm CT / 3pm ET and sign up for our newsletter of ideas for phone-free adventures and tips on finding a healthy screen-life balance. Read more here.Featured experts:Julia Storm is a digital wellness specialist, educator, and advocate. She helps families work through issues around tech.Jacqueline Nesi is an Assistant Professor of Psychiatry and Human Behavior at Brown University and a Clinical Psychologist at Rhode Island Hospital. She specializes in issues affecting kids and teens. Subscribe to Smarty Pass for ad-free feeds, bonus episodes, and ticket discounts!Today’s episode is sponsored by:- Indeed.com/brainson - Receive a $75 sponsored job credit with code brainson

Have you ever seen an aurora? These spectacular night-time displays can fill our skies with dancing lights and bursts of color. But why do they happen in the first place?Join Molly and co-host Mariam as they learn about what makes an aurora (hint: it starts with spicy sun burps) and chat with scientist Dr. Liz MacDonald about the best places to see them. Stick around for aurora trivia with Gameshow Molly and a dazzling new mystery sound!Subscribe to Smarty Pass for ad-free feeds, bonus episodes, and ticket discounts!Today’s episode is sponsored by:- Indeed.com/brainson - Receive a $75 sponsored job credit with code brainson

Uh-oh, Molly’s new pets are missing! And to make matters worse, Molly won’t tell us what her missing animals are. Although, she is willing to give hints. It’s up to producers Rosie duPont and Ruby Guthrie to find Molly’s missing pets and figure out what they are! Grab your smarty pass to hear this hair-raising episode!

Seahorses can be as tiny as a grain of rice or more than a foot long. They also beat their small fins up to 70 times per second – about as fast as hummingbird wings. These cowboys of the sea are full of surprises!Join Molly and co-host Noemi as they swim through an episode full of seahorse facts. They’ll hear from seahorse expert Heather Koldewey about what it’s like to swim with these fabulous little fish. Then they’ll head down to the beach to chat with a seahorse dad who’s expecting! Plus, an all-new mystery sound.Subscribe to Smarty Pass for ad-free feeds, bonus episodes, and ticket discounts!Today’s episode is sponsored by:- Indeed.com/brainson - Receive a $75 sponsored job credit with code brainson

Whether you hum in the shower or yodel on stage, you can make music with your voice! But what’s going on inside of your body when you do it? And are there ways to change how your voice sounds?Molly and co-host Kate will explore these questions and more in this episode all about singing. They’ll join Marc to watch a famous opera star do her thing and learn about what happens in our bodies when we sing. They’ll hear samples of everything from throat singing to rock and roll. Plus they'll chat with voice teacher and opera singer Mikalia Bradberry about all the ways we can learn to control our voice and sing in different styles – from Broadway belting to crooning like Taylor Swift. Plus, a noteworthy mystery sound!Subscribe to Smarty Pass for ad-free feeds, bonus episodes, and ticket discounts!Today’s episode is sponsored by:- Indeed.com/brainson - Receive a $75 sponsored job credit with code brainson

Curious about cats? Us too! Join Molly and co-host Lynx as they sniff out the answers to some of your most pressing cat questions. They’ll head to a chaotic cat café to learn the history of house cats, they'll hear a song all about cat breeds, and chat with cat expert Mikel Delgado about catnip, cat naps, and why cats love to lick themselves! Plus a purr-plexing new mystery sound.Subscribe to Smarty Pass for ad-free feeds, bonus episodes, and ticket discounts!Today’s episode is sponsored by:- Indeed.com/brainson - Receive a $75 sponsored job credit with code brainson

Molly is working on a musical about trees that live in cities. But she can’t finish her rhymes! So she enlists Ruby and Anna to help. Molly gives them some of her unfinished lyrics and it’s up to them to help her turn a single sentence into a fact-filled musical couplet!

Did you know that more than half the people in the world lives in cities? The hustle and bustle of a city can be awesome, but cities can also be hot and polluted. Luckily, there’s a solution we can all get behind – trees! Join Molly and co-host Nallini as they learn how these magnificent towering giants make our cities better places to live and help fight climate change. They’ll also visit an urban orchard that grows fruit in the middle of Philadelphia. All that plus a tree-mendous mystery sound!Subscribe to Smarty Pass for ad-free feeds, bonus episodes, and ticket discounts!Today’s episode is sponsored by:- Poshpeanut.com/brainson - Receive 20% off your first order- Indeed.com/brainson - Receive a $75 sponsored job credit with code brainson - Inside Out 2 - Disney and Pixar's Inside Out 2 is coming to theaters, June 14th- PRX's Jamming on the Job - Check out new episodes of PRX's Jamming on the Job wherever you get your podcasts.- Mrs. Wordsmith - Visit mrswordsmith.com and use code brainson15 to get 15% off your order.

98.6 degrees is hot. If it were that hot outside, you’d be sweaty and want to go jump in a nice cold pool. But the insides of our bodies are that hot all the time! And that’s because there’s a lot going on in there that creates heat.In this episode, Molly and co-host Saathvik find out how our bodies keep our insides at a nice steady temperature (and why that’s harder to do when it’s hot outside!). And we’ll talk with Dr. Joe Alcock about why humans and lots of other animals get fevers. Plus, a new mystery sound guaranteed to make you sweat!Subscribe to Smarty Pass for ad-free feeds, bonus episodes, and ticket discounts!Today’s episode is sponsored by:- Poshpeanut.com/brainson - Receive 20% off your first order- Indeed.com/brainson - Receive a $75 sponsored job credit with code brainson - Inside Out 2 - Disney and Pixar's Inside Out 2 is coming to theaters, June 14th- PRX's Jamming on the Job - Check out new episodes of PRX's Jamming on the Job wherever you get your podcasts.- Mrs. Wordsmith - Visit mrswordsmith.com and use code brainson15 to get 15% off your order.

Looking for some sneaky sound puzzles to solve? Tune in to our all-new mystery sound extravaganza! Join co-host Maggie as she listens to recordings of sounds from Brains On listeners – and tries to figure out what they are. You’ll hear Maggie and her brother Sam go head-to-head in a sibling mystery sound battle and listen to podcast producers Nichole Hill and Yowei Shaw struggle to solve some sonic stumpers. Get your listening ears ready for this one!Subscribe to Smarty Pass for ad-free feeds, bonus episodes, and ticket discounts!Today’s episode is sponsored by:- Poshpeanut.com/brainson - Receive 20% off your first order- Indeed.com/brainson - Receive a $75 sponsored job credit with code brainson - Inside Out 2 - Disney and Pixar's Inside Out 2 is coming to theaters, June 14th.

Vacuums are full of surprises! Did you know that they blow air out to suck things up? Or that old-fashioned vacuums were so huge, they had to be hauled from house to house by horses?! Join Molly and co-host Baker as they learn all about these awesome appliances. They’ll dig into vacuum history, shrink to the size of air molecules and explore the inside of this curious contraption, and even check out a vacuum museum in Missouri. All that, plus a tricky new mystery sound that will blow you away!Subscribe to Smarty Pass for ad-free feeds, bonus episodes, and ticket discounts!Today’s episode is sponsored by:- Poshpeanut.com/brainson - Receive 20% off your first order- Indeed.com/brainson - Receive a $75 sponsored job credit with code brainson - Inside Out 2 - Disney and Pixar's Inside Out 2 is coming to theaters, June 14th.

Have you ever wondered why a guitar sounds different from a violin? Or why a banjo is twangy and a cello is mellow? Then this episode is for you!Join Molly and co-host Ellie as they explore the ear-tickling world of string sounds! Together, they’ll learn about sound waves, and visit the Brains On instrument petting zoo, where they'll learn about all the amazing sounds that stringed instruments can make. Plus, a shiny new mystery sound!Subscribe to Smarty Pass for ad-free feeds, bonus episodes, and ticket discounts!Today’s episode is sponsored by:- Poshpeanut.com/brainson - Receive 20% off your first order- Indeed.com/brainson - Receive a $75 sponsored job credit with code brainson - Paramount’s IF - From writer and director John Krasinski comes a new film about what happens to our Imaginary Friends (IFs) when we grow up. Out in theaters on May 17th!

Looks like Marc has a beautiful new plant but doesn’t know where to put it. Direct sunlight or indirect sunlight? It’s too hard to figure out! But you know what’s not hard to figure out? Whether or not you should play Molly’s new game, Radical Design! Grab your Smarty Pass to see what producers Marc Sanchez and Rosie duPont think homes would look like on other planets!

Humans have visited the Moon but we’ve never lived there. Could we build a home on our lunar neighbor? Join Molly and co-host Ira as they find out why the Moon can be a dangerous place, and what it would take to live there. We’ll imagine a visit to a lunar hotel, hear about all the stuff humans have left up there and even hear a song sung by the Moon herself!Featured Expert: Phil Plait, astronomer, journalist and author of several books, including, Under Alien Skies: A Sightseer’s Guide to the Universe, which uses science and imagination to paint a picture of what it would be like to vacation on the moon.Subscribe to Smarty Pass for ad-free feeds, bonus episodes, and ticket discounts!Today’s episode is sponsored by:- Poshpeanut.com/brainson - Receive 20% off your first order- Indeed.com/brainson - Receive a $75 sponsored job credit with code brainson - Paramount’s IF - From writer and director John Krasinski comes a new film about what happens to our Imaginary Friends (IFs) when we grow up. Out in theaters on May 17th!

Looking for an escape? Join Molly and co-host Julian as they explore Antarctica! They’ll learn about Antarctica’s massive ice sheets and active volcanoes — plus they’ll meet the largest land animal on the continent! (Hint: it’s black, shiny, and can perch on a pencil eraser!) Then they’ll chat with scientist Dr. Jennifer Mercer about what it’s like to live and work in one the coldest places on the planet and explore what Antarctica was like 90 million years ago. (Hint: It was a lot like a beach resort!) And stick around for a  mystery sound that’s so cool it’ll give you goosebumps!Subscribe to Smarty Pass for ad-free feeds, bonus episodes, and ticket discounts!Today’s episode is sponsored by:- Sitkaseafoodmarket.com - Use promo code Molly35 to receive $35 off your first order.- Indeed.com/brainson - Receive a $75 sponsored job credit with code brainson- Poshpeanut.com/brainson - Receive 20% off your first order

Have you ever taken a big ol’ whiff of rotten milk? It probably smelled like dirty socks or stinky garbage. Blech! But why does food go bad, and how can we be sure that something is fresh and safe to eat?Join Molly and co-host Rachel as they explore the world of food expiration dates — those little numbers and dates on food packages that help us figure out how old food is! Together, they’ll find out why food goes bad, listen to a rotten egg sing about the power of the sniff test, and learn about the history of expiration dates from Forever Ago host Joy Dolo! All that plus a treat for your ears — an all-new mystery sound!Subscribe to Smarty Pass for ad-free feeds, bonus episodes, and ticket discounts!Today’s episode is sponsored by:- Sitkaseafoodmarket.com - Use promo code Molly35 to receive $35 off your first order.- Indeed.com/brainson - Receive a $75 sponsored job credit with code brainson- Poshpeanut.com/brainson - Receive 20% off your first order

Ouch! If you’ve ever stubbed your toe, gotten a paper cut or fallen off your bike, you know that getting hurt is no fun. Sometimes we can take medicine to help feel better, like ibuprofen. But how does that medicine know where to go in our bodies to stop the pain? In this episode, Molly and kid co-host Skylar explore where pain comes from and chat with expert Dr. Amanda C de C Williams about why it’s useful. Then they’ll eavesdrop on an ibuprofen pill on its first day of work to find out how it does its job. And of course, an all new mystery sound!Subscribe to Smarty Pass for ad-free feeds, bonus episodes, and ticket discounts!Today’s episode is sponsored by:- Sitkaseafoodmarket.com - Use promo code Molly35 to receive $35 off your first order.- Indeed.com/brainson - Receive a $75 sponsored job credit with code brainson

Oh no! It looks like Brains On host Molly Bloom and producer Marc Sanchez are in some deep trouble, and the only way to get out of it is with an extra special game of Mystery Sound. Will either of them be able to guess the right sound? Grab your Smarty Pass to find out!

On April 8, a total solar eclipse will be visible on a path that crosses North America, from the west coast of Mexico to the east coast of Canada. In this episode, Molly and co-host Aminah cover all your eclipse essentials: What causes an eclipse? What’s it like to experience one? How do you watch one safely? (Spoiler alert: Don’t stare at the sun without special eyewear. Really. Please. Don’t do it.) Plus, indigenous science educator Nancy Maryboy tells us about Navajo and Cherokee traditions during an eclipse and we’ll meet Dr. Ralph Chou, a scientist who has seen 29 total solar eclipses. And, of course, a stellar new mystery sound!Come see Brains On live in Washington, DC, Princeton, NJ, and Brooklyn, NY! Get tickets here: brainson.org/eventsSubscribe to Smarty Pass for ad-free feeds, bonus episodes, and ticket discounts!Today’s episode is sponsored by:- Sitkaseafoodmarket.com - Use promo code Molly35 to receive $35 off your first order.- Indeed.com/brainson - Receive a $75 sponsored job credit with code brainson

We love a good mystery, and UFOs are magnificently mysterious! But are they real? In this episode, Marc and Sanden take over the Brains On feed with a new episode of their radio show, Hoax Hunters. They’ll look into the myths and hoaxes surrounding UFOs (which stands for unidentified flying objects). Plus, they’ll talk about what kinds of things often get mistaken for UFOs and how you can stay smart and skeptical when hearing shocking information. And of course, an episode about mystery will have an all-new Mystery Sound!Read more about Val Johnson from MPR News.And if you love Hoax Hunters, check out our Making Sense of Myths series!Bigfoot, Unicorns and DragonsLost CitiesMermaids, Kraken and the Loch Ness MonsterAliens and UFOsCome see Brains On live in Washington, DC, Princeton, NJ, and Brooklyn, NY! Get tickets here: brainson.org/eventsSubscribe to Smarty Pass for ad-free feeds, bonus episodes, and ticket discounts!Today’s episode is sponsored by:- Sitkaseafoodmarket.com - Use promo code Molly35 to receive $35 off your first order.- Indeed.com/brainson - Receive a $75 sponsored job credit with code brainson

Hello friends! We're so excited to announce that Brains On is coming to the east coast! We’re doing three live shows -- in Washington DC, Princeton, New Jersey and Brooklyn, New York!Our live show is a super fun journey through the brain, featuring magic tricks, a game show, mystery sounds and even dancing! You can get tickets at brainson.org/eventsPlus, after each show, we're having a VIP party, where you can meet and play games with me, Marc and Sanden.And -- if you're not able to make it to our live shows in person, we'll be doing a virtual event in April that anyone can join! Tickets for that are also available at brainson.org/eventsThanks so much for listening to Brains On and we can't wait to meet you in Washington, DC, Princeton, New Jersey and Brooklyn, New York! Again, you can get your tickets at brainson.org/events. Hope to see you there!

Laughter is like a language and humans are really good at understanding it. In this episode, Molly and co-host Milla decode different kinds of laughs, from uncontrollable goofy laughter to chuckles that make others feel good. They’ll meet laugh experts Sophie Scott and Adrienne Wood and test their knowledge in three rounds of the game show: Laugh Attack! Plus, a new mystery sound for you to guess!Come see Brains On live in Washington, DC, Princeton, NJ, and Brooklyn, NY! Get tickets here: brainson.org/eventsSubscribe to Smarty Pass for ad-free feeds, bonus episodes, and ticket discounts!Today’s episode is sponsored by:Sitkaseafoodmarket.com - Use promo code Molly35 to receive $35 off your first order.Indeed.com/brainson - Receive a $75 sponsored job credit with code brainson

Satellites are like robots in the sky: they monitor the weather, make GPS possible, and take stunning pictures of outer space! But how exactly do they work? When a satellite named Meep Moop gets delivered to Brains On HQ by mistake, Molly and co-hosts Tessa and Fallyn learn all about satellite solar panels, thrusters, and radio waves! Then, they chat with Dr. Moriba Jah about satellite space junk and the importance of keeping space pristine. Plus, a stumper of a mystery sound!Featured expert:Dr. Moriba Jah, space environmentalist and professor of Aerospace Engineering and Engineering Mechanics at The University of Texas at Austin. Find him on Instagram at @moribajah and Facebook @Moriba Kemessia JahSpecial thanks to:Dr. David “Goldy” Goldstein, principal engineer, SpaceX; Colonel., U.S. Air Force, Ret.Resources:If you want to hear more about GPS, check out the Brains On episode How does GPS know where you are?And if you’re curious to learn more about space junk, check out Satellite uses giant net to practice capturing space junk and the video Tracking space junk, both written and hosted by Loren Grush and produced by The Verge.Do you have your Smarty Pass yet?? Get yours today for just $4/month (or $36/year) and get bonus episodes every month, and ad-free versions of every episode of Brains On, Smash Boom Best, Moment of Um, and Forever Ago. Visit www.smartypass.org to get your Smarty Pass today!____________This episode was sponsored by:Sitka Seafood Market - Use promo code Molly35 to receive $35 off your first order. Indeed - Use promo code brainson to receive a $75 sponsored job credit

What’s that alluring flute music and what does it have to do with Molly Bloom’s biting new game? Well, there’s only one way to find out. Grab your Smarty Pass to hear Anna and Rosie play Molly’s latest game: Tooth or Dare!

Have you ever seen someone strike a match? The match rubs against a scratchy strip and a split second later – poof! It makes fire! But how does a match work, anyway?Join Molly and co-host Maxwell as they get all fired up about matches! They’ll explore the three things a fire needs to ignite and learn how lighting a match is just a super fast chemical reaction that sometimes smells like farts. Plus, we’ll hear your hot new names for matches and of course, a new mystery sound!Do you have your Smarty Pass yet?? Get yours today for just $4/month (or $36/year) and get bonus episodes every month, and ad-free versions of every episode of Brains On, Smash Boom Best, Moment of Um, and Forever Ago. Visit www.smartypass.org to get your Smarty Pass today!____________This episode was sponsored by:Sitka Seafood Market - Use promo code Molly35 to receive $35 off your first order. Indeed - Use promo code brainson to receive a $75 sponsored job credit

Sand! We use it to make all kinds of things, from spectacular sandcastles to roads and bridges. But where does it come from? And why is the sand on so many beaches disappearing?In this episode, Molly and co-host Leon head to the beach to explore the secrets of sand. They run into the ultimate sand STAN Sanden Totten and discover what it's made of. Then, they chat with producer Nico Gonzalez Wisler about why beaches are running out of sand. All that, plus a stumper of a new mystery sound!Do you have your Smarty Pass yet?? Get yours today for just $4/month (or $36/year) and get bonus episodes every month, and ad-free versions of every episode of Brains On, Smash Boom Best, Moment of Um, and Forever Ago. Visit www.smartypass.org to get your Smarty Pass today!____________This episode was sponsored by:Sitka Seafood Market - Use promo code Molly35 to receive $35 off your first order. Indeed - Use promo code brainson to receive a $75 sponsored job credit

Hypnosis. You’ve seen it in movies, cartoons, and maybe even on stage! But is it real? And if so, what is it? Join Molly and co-host Jasmine as they uncover the truth about hypnosis and its power to heal. They’ll hear from pediatrician and hypnosis expert, Dr. Daniel Kohen, about what it is and isn’t. (Spoiler alert – it isn’t mind control!) They’ll also chat with 13-year-old Joshua who uses hypnosis to overcome anxiety! Plus, a special appearance from the ghost of Franz Mesmer, a famous practitioner and the man behind the word mesmerizing. Entranced? Stick around for a new and puzzling mystery sound!Do you have your Smarty Pass yet?? Get yours today for just $4/month (or $36/year) and get bonus episodes every month, and ad-free versions of every episode of Brains On, Smash Boom Best, Moment of Um, and Forever Ago. Visit www.smartypass.org to get your Smarty Pass today!____________This episode was sponsored bySitka Seafood Market - Use promo code Molly35 to receive $35 off your first order. Indeed - Use promo code brainson to receive a $75 sponsored job credit

Your teeth are like a squad of superheroes inside your mouth. They help you crunch on carrot sticks, nibble popcorn and chew bubblegum. You’ve probably heard it’s important to brush your teeth to prevent cavities. But what is a cavity? And how do dentists fix them?Join Molly and cohost Aya on a terrifically toothy adventure, as they explore what causes these pesky little holes in our teeth. They’ll meet a group of rowdy, party-loving bacteria and find out how sometimes, troublemaker bacteria in our mouths can cause cavities. Plus, dentist Dr. Jean Star will help explain how to fix cavities. All that, plus a brand new Mystery Sound!Do you have your Smarty Pass yet?? Get yours today for just $4/month (or $36/year) and get bonus episodes every month, and ad-free versions of every episode of Brains On, Smash Boom Best, Moment of Um, and Forever Ago. Visit www.smartypass.org to get your Smarty Pass today!____________This episode was sponsored bySitka Seafood Market - Use promo code Molly35 to receive $35 off your first order.

Producers Rosie duPont and Aron Woldeslassie are at the Brains On petting zoo checking out some of the cutest baby animals in the world. It’s there that Rosie realizes that they should play a round of Baby Mystery Sounds! It’s the classic Brains On game Mystery Sound with an adorable twist!

Listener Gideon sent in this brilliant question: “How did ferns survive the dinosaur extinction and are they the same ferns we see now?” Our search for the answer will introduce us to James Frond, international fern of mystery, and take us flying through the air on an airplane’s wing. We’ll also meet a scientist who’s trying to understand how ferns are such strong survivors — by recreating the extinction event that wiped out the dinosaurs! All that, plus a fern-tastic new mystery sound!Do you have your Smarty Pass yet?? Get yours today for just $4/month (or $36/year) and get bonus episodes every month, and ad-free versions of every episode of Brains On, Smash Boom Best, Moment of Um, and Forever Ago. Visit www.smartypass.org to get your Smarty Pass today!_____________Today’s episode is sponsored by: Sitka Seafood Market - Use promo code Molly35 to receive $35 off your first order.

Dig in with Molly and co-host Audrey as they learn about our extinct ancient relatives, the Neanderthals! With archaeologist and Brains On producer Anna Goldfield as their guide, they’ll learn how Neanderthals were once misunderstood, and how scientists are learning more about them. Explore the wondrous NeanderHALL at Brains On HQ and unearth the truth about these prehistoric humans with Anna and her talkative NeanderDOLL, Paul! Plus, discover the origins of a tricky new mystery soundDo you have your Smarty Pass yet?? Get yours today for just $4/month (or $36/year) and get bonus episodes every month, and ad-free versions of every episode of Brains On, Smash Boom Best, Moment of Um, and Forever Ago. Visit www.smartypass.org to get your Smarty Pass today!

Sparklemuffin, turdus maximus, and sarcastic fringehead. These are the names of some of Marc’s favorite animals! Will Molly be able to guess what kind of animals they are?

Grab your raincoat, and join Molly and co-host Lily as they float into the clouds to learn about lightning! They’ll explore how lightning is made and what it takes to stay safe during thunderstorms. To close with a bang, Molly will slip on her Thunderpants and host an electrifying lightning-themed game show. But don’t bolt too soon. We’ve got a mystery sound reveal that promises to shock!Do you have your Smarty Pass yet?? Get yours today for just $4/month (or $36/year) and get bonus episodes every month, and ad-free versions of every episode of Brains On, Smash Boom Best, Moment of Um, and Forever Ago. Visit www.smartypass.org to get your Smarty Pass today!

The Brains On crew is hard at work on our next batch of episodes, and we'll be back in your feed on January 16, with an electrifying episode about lightning.Until then, check out our history show: Forever Ago. It's hosted by our friend Joy Dolo, and it looks into the fascinating past of things we take for granted.In this episode, Joy invites Molly on to the show to share the origin story of Superman that you've probably never heard. Take a listen!To hear the entire episode, search for “Forever Ago” wherever you listen to podcasts or head to foreverago.org.

Join Molly Bloom and co-host Ishalo as they learn about the ingredients we need to grow – and why sometimes the growing seems slow! They’ll chat with Dr. Diva de León Crutchlow about sleep and hormones and help Sanden take care of Dwayne the 5-year-old brain. Is your excitement growing by the minute? Ours too! And we’ve got another tricky mystery sound, just for you.This episode was sponsored by:Indeed (Indeed.com/BRAINS) - Claim your $75 sponsored job credit to upgrade your job post. Terms and conditions apply.Factor (Factormeals.com/brainson50) to get 50% off.IXL (IXL.COM/FIELDTRIP) to get a 20% off an IXL membership.Wish (movies.disney.com/wish - Only in theaters November 22, tickets available now. Rated PG, parental guidance suggested)Do you have your Smarty Pass yet?? Get yours today for just $4/month (or $36/year) and get bonus episodes every month, and ad-free versions of every episode of Brains On, Smash Boom Best, Moment of Um, and Forever Ago. Visit www.smartypass.org to get your Smarty Pass today!