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Moment Of Um — 398 episodes
We’re back! Brains On Universe has a new headquarters
A big update about Moment of Um and the Brains On Universe
How do braces work?
How did the solar system and all the planets get their names?
How do stoplights know when to change?
Can you control your dreams?
How did people figure out how to make yogurt?
Why did snakes lose their legs?
How do snakes make venom?
Why are snakes shaped like a stick?
What do zoos feed big snakes, such as pythons?
What do snakes do when they hibernate?
Why am I allergic to raw egg but not cooked egg?
How do mood rings work?
Why do we have weird dreams when we’re sick?
Are brains really pink?
Where do poop and pee go on airplanes?
Could you make a candle out of earwax?
Does space affect an astronaut’s digestion?
Why are some dogs so small and some so large?
How does the earth support heavy buildings?
Why is the moon white and why does it have different shapes?
Did dinosaurs fart?
What was the very first dinosaur?
How do we know what dinosaurs sounded like?
How did Megalodon sharks go extinct?
Did dinosaurs lay colorful eggs?
How does an immortal jellyfish go back to being a baby?
Why can you hear the ocean in a seashell?
Why are we more closely related to fungi than plants?
Would a poisonous snake die if it bit itself?
What are birthmarks?
What makes dolphins so smart?
Do we sneeze in our sleep?
Do lizards smell with their tongues?
Do we have our own gravity?
Why do beans give us gas?
Why don’t scars go away?
How do boomerangs return?
What happens when paleontologists find a fossil?
What is plastic made of?
How does pasta turn from hard to tender?
How are our brains different from other animals' brains?
Do zookeepers work at night?
Why does corn have hairs on it?
Where does pepper come from?
Why do donuts have “nut” in the name?
Why is cotton so fluffy?
How is couscous made?
Why do people stop growing taller?
Why can’t we feel our hair growing?
Do plants have DNA?
How do flat rocks skip across water?
Why do flightless birds have wings?
How are cheetahs so fast?
Why does cutting onions make you cry?
How do lizards detach their tails?
Why is chocolate poisonous for dogs?
Why do we faint?
Why do we feel dizzy when we twirl around?
How do caves form?
Bedtime on Dragon Mountain
Why do we talk in our sleep?
How long would it take a whale to swim from California to Japan?
How do we know dreams aren’t real?
Why do people cuddle?
How do polaroids develop pictures so quickly?
How do ballerinas stand on their toes?
How do scientists know how old fossils are?
Does water have a taste?
What is silica gel and why shouldn’t you eat it?
How can mold be used for medicine?
Why do our ears pop on airplanes?
Why does the bowl get hotter than the food in the microwave?
How do frogs' tongues stretch so far?
When did people start wearing makeup?
How do minerals form in caves?
How do sticks make fire?
How do green screens work?
Do babies understand words?
Why does mold have different colors?
What makes food organic?
How does soap make bubbles?
Why does your skin itch when it’s healing?
Why does blood taste like metal and why are we not magnetic?
How do cars go backwards?
Why can’t kids go to space?
How do you make clay for pottery?
Why don’t robots have tickle spots?
What do scientists in Antarctica eat?
Why do dogs like to roll in stinky things?
If dragons were real, how would they fly and breathe fire?
How does soil get made?
What would happen if everyone on Earth went to the same place and jumped?
Did dinosaurs have baby teeth?
Could you use up all the energy in the universe?
Why do clothes shrink in the wash?
Why don't ears have bones?
How does antivenin work?
Why are there holes in Swiss cheese?
How do ping-pong balls bounce so high?
How does gasoline turn into exhaust?
What happens in our bodies when we are sick?
Why do some trees grow taller than others?
Why are peaches and some other fruits fuzzy?
How were black holes first discovered?
How do records work?
Do airplanes have a speed limit?
How do stethoscopes work?
How many times does our heart beat a day?
How do sinkholes form?
What would happen if I went inside a black hole?
How do 3D glasses work?
How do vocal cords work?
How does hair dye work?
How are bricks made?
When did people start using utensils?
How do our clothes get dirty?
Why does salt make you thirsty?
Why does bread have holes?
How do people get warts?
How does a platypus make its venom?
How did the peregrine falcon get its name?
Why don’t mountain lions have manes?
Do birds cough or sneeze?
How do bears make their dens?
Why do we have friends?
What is the strongest glue?
Do penguins sit down?
What causes solar flares?
How do trumpets make that bbbbrrrrrrr sound?
Is rainwater safe to drink?
What's the smallest unit of measurement?
How do stars form black holes?
Why do daddy long legs have super long legs?
How do fireworks explode?
How do batteries work?
Why do we rub our eyes when we're tired?
How do lightbulbs work?
Why do ostriches stick their heads in the ground?
How does anesthesia work?
Why do we need belly buttons?
What produces eye gunk when we sleep?
How does bug spray work?
Why do we itch?
What are antibiotics and probiotics?
How do music boxes work?
Why do pugs have such scrunched faces?
How do Magic 8-balls work?
How and why do we produce saliva?
How is flannel made?
Why do irons have to be hot to de-wrinkle things?
Why didn't sharks go extinct like dinosaurs?
Why do volcanoes go dormant?
What is the flavor of root beer?
How does your body make a fever?
How do QR codes work?
How do solar panels work?
How do 3D printers work?
What makes a computer a computer?
How are computers programmed with ones and zeros?
Is there sound in the universe?
Why does dust make us sneeze?
Do all rocks have iron in them?
Can muscles break like bones do?
Why do fevers give you chills?
Why aren’t hermit crabs born with shells?
Why is being right-handed more common?
How do butterflies get their designs?
Do cats go to the dentist?
What is lava made of?
Why do gorillas beat their chests (and why is science so great)?
Why are cactuses prickly?
Are bananas radioactive?
What happens when parts of your body fall asleep?
How heavy is North America?
Why are keyboards in QWERTY order?
Why do horses need horseshoes?
What is carbonation?
Could a popcorn kernel grow into a popcorn plant?
How does the internet work?
Where does the metal in meteors come from?
What are tongues for?
How does coffee keep you awake?
Why do raspberries have little hairs on them?
Where does blue raspberry flavor come from?
Why do people have common dreams?
Why do we have nightmares?
How do we know dreams aren’t real?
What happens to dreams we don’t remember?
Do animals dream when they hibernate?
How do thermometers work?
How do birds fly?
Why do our tummies rumble when we’re hungry?
How do tattoos stay forever?
What is radiation?
How is caffeine added to energy drinks?
How do sloths sleep upside down without letting go?
How do octopuses blend in with their surroundings?
Why do we have nails?
How does wifi work?
How do crabs breathe?
Why do different flowers have different smells?
Why is the sun so hot?
Is a whale shark bigger than a whale?
Do wolves get the zoomies?
How old is the oldest tree?
How do you tell real from counterfeit money?
Do dogs and cats have butt cheeks?
Why does chamomile tea make you sleepy?
Why do we have reflexes?
What are freckles made of?
How far can an owl turn its head?
Do dogs have nose hairs?
Where did the first land come from?
Why does black absorb heat?
Why do we talk in our sleep?
How does a zipper work?
Why do nosebleeds start?
Why do you get a tornado if you stir tea really fast?
Why does time fly when you're having fun?
Can plants feel an electric shock?
Why does rain fall in tiny droplets and not big plops?
Why do we jolt as we fall asleep?
Do octopuses have brains?
Why do people move their arms when they walk?
What kind of blood do insects have?
Why do leaves change color only in the fall?
Do dogs remember when they were puppies?
Why do we go bald?
How are alligators and crocodiles different?
Do microbes sleep?
Why do beehives look like hexagons?
What's inside a black hole?
Why do we have bones?
Why do you lose your voice when you yell?
Why are diamonds so rare and valuable?
Why does your tongue stick to ice?
How did people make cave paintings?
How do bubbles pop?
Why is pee yellow?
Why were animals bigger in the past?
Why do sharks have to keep moving to stay alive?
How does your skin make a rash?
What’s the difference between AM and FM radio waves?
Why does ice help with swelling?
Why are spicy foods spicy?
Why does the sun stay in one place?
Do birds build a new nest every year?
When were tattoos first invented?
How did the days of the week get their names?
When were movies first made?
When were sewing machines first invented?
When did people start having pets?
How do drums work?
Why are bees black and yellow?
Why does your breath smell worse in the morning?
Why does hot sauce make your nose run?
Why is bird poop white?
How do you become a NASA astronaut?
How do shells get their shape?
Do snakes barf?
What happens when you pour salt on a snail?
What makes a good paper airplane?
How do birds make their eggs?
Do spiders have ears?
What would happen if it rained oobleck?
Do mice really like cheese?
How is wood made into paper?
How far has any astronaut traveled?
Do fish have tongues?
Are birds related to bats?
Why do bats sleep upside down?
Where does cinnamon come from?
What happens when big trucks roll over bacteria on roads?
Where does a candle go when it burns?
Why do bees buzz?
When your eyes are closed, are your pupils big or small?
How do cameras take photos and videos?
How and when did jokes start, and why?
What happens when lightning strikes water?
Why does bread change color and texture in the toaster?
Do worms sleep?
Which is older, the sun or the moon?
How can parrots mimic other sounds?
Can a moon have a moon?
If ants like sweet things, why don't they attack beehives?
What is tree bark made of?
How do vacuum cleaners work?
Would a flashlight turn on at lightspeed?
Why do we jump when we get scared?
How do microphones work?
Why do our lips get chapped?
Do eyeballs grow?
How do mushrooms grow if they don’t have seeds?
Do fish have allergies?
How do skunks spray their stink?
If the earth had rings, could we see them?
How do prescription glasses work?
What does earwax do for your ear?
What are eyebrows for?
What do germs and bacteria eat?
If hair is dead, how does it grow?
Why do we need toes?
Where do carrot seeds come from?
Why is air invisible?
Do cockroaches have hearts?
How do shoelaces come untied?
Why are some people lactose intolerant?
How many germs could we see without a microscope?
Why do crickets chirp?
What would happen if you took a party balloon to space?
Why does the moon change colors?
What happens if you put too much yeast in bread?
Why do we use toothpaste?
What's the sourest thing in the world?
What's inside teeth?
Why don't pine trees lose their needles in the winter?
Why do different countries have different flags?
Why do we need punctuation marks?
Why do words sound funny when repeated?
How does concrete harden?
Do spiders poop?
When were coupons invented?
How does a touch screen work?
What's the difference between a squid and an octopus?
How do we get milk from almonds?
Why are goats' pupils horizontal?
Do insects have ears?
Why does bamboo make a chattering sound?
How do trees make rings?
Why does steam travel up instead of down?
How do fish get into lakes?
Do butterflies sleep?
Why do I get so sleepy riding in a car?
Can one black hole eat another black hole?
Where do the insects go when Venus flytraps eat them?
How do narwhal tusks grow?
Why do our personalities change when we’re teenagers?
Why do fish jump out of the water?
What's the difference between a butterfly and a moth?
Why do things seem lighter in a pool?
Why can some people wiggle their ears?
Why does the Earth look flat from the ground, if it's a sphere?
How long does it take a Christmas tree to grow to full size?
Do galaxies orbit anything?
Does temperature exist in a black hole?
How much DNA do we share with tardigrades?
Could there be exoplanets that have life?
Why does tea taste stronger the longer you let it sit?
How do different ingredients become a cake?
Can the smell of your farts be determined by genetics?
Are there earthquakes on other planets?
How do evergreens stay green all winter?
What is DNA made of?
Why are some flowers called weeds?
Why do swear words exist?
Do flowers fall in love?
How do plant roots suck up water?
Why is salmon meat pink?
Why is milk white?
Are there clouds in space?
Are the galaxies in Star Wars based on real science?
Why are the primary colors different from the colors of light?
How do people freeze-dry food?
Why does cotton candy dissolve in your mouth?
How does popcorn pop?
How does cheese get its color?
If you took enough vitamins everyday, could you live without food?
Is the sun the hottest thing in the universe?
Why are so many planets named after Roman gods?
Why do grown-ups give more attention to babies than kids?
What are planets made of?
How do snails make their shells?
What is inside a cactus?
How are red, yellow, and blue made for paint?
Why do we like shiny things?
How many planets are in space?
How do animals become endangered?
Do snails pee, poop, or fart?
What would happen to Earth if the moon disappeared?
Why do we like screen time so much?
How many colors can we see?
Why are apples different colors?
What would happen if the Earth were flat?
How do fish handle pressure at the bottom of the ocean?
Do you control your emotions or do your emotions control you?
Could a bird or fish live on the International Space Station?
Why do apples turn brown after we cut them?
What is the universe made of?
What causes growing pains?
What determines the type of vitamins in each food?
Why do we get cranky when we get tired?
Do flies get itchy?
Can we visit the farthest parts of our solar system?
What type of fuel powers rockets?
How do rockets fly?
Is hyperdrive possible?