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But Why is a show led by kids. They ask the questions and we find the answers. It’s a big interesting world out there. On But Why, we tackle topics large and small, about nature, words, even...
Why is there traffic? How do traffic lights work? How do they know when to turn red and green? Why does green mean go and red mean stop? Why...
Can’t get enough of lizards? We’re back with a bonus episode answering more of your lizard questions with Adam Clause of the San Diego Natur...
Deep in the basement of the San Diego Natural History Museum, there are thousands of jars filled with preserved reptiles and amphibians. In...
But Why turns ten years old on April 1, 2026! To celebrate this milestone, we’re listening back to our very first episode. We’ve got owls an...
In the United States, voters in each state elect a governor every two or four year terms. The governor is the top official in the state gove...
Some questions are so big they’re existential, meaning that they get right to the heart of human existence. These are also sometimes called...
Why did the dinosaurs go extinct? Many of you have learned about the meteorite that scientists say hit the earth 66 million years ago and ki...
Why are brothers and sisters so annoying? Why do siblings often look a lot alike? Why do siblings fight? Can your sister be your best friend...
Why are rabbits called bunnies? Why do they have fur? Why do bunnies have puffball tails? Why do rabbits have eyes on the sides of their hea...
How does memory work? Why can’t we remember things that happened when we were babies? Why do we forget? Why are some people forgetful? Why d...
Have you ever heard of a bucket list? That’s an expression people sometimes use that means something big you want to do or see or accomplish...
Have you ever heard a fox scream at night and thought it was a human? And why, when goats bleat, do they sometimes sound like human babies?...
On a rainy, windy day, But Why hopped on a ferry and headed to Governors Island in New York City with one thing on our minds - oysters! We m...
How do musical instruments make their sounds? Why do people play music in the first place? What’s a viola bow made out of? How are musical i...
The Macy’s Thanksgiving Day Parade is an American tradition. It’s been going since 1924. This year marks the 99th parade (it took three year...
What’s your favorite color? Where do colors come from?Why do people see colors? Does everyone see colors the same way? How many colors are t...
Who invented candy? Why is it so sweet? Why does hard candy melt in your mouth? How are candy corn, gummies and nerds made? What makes pop r...
Why are horses so big? Why do horses have tails and manes? How do their legs move? Are their bones in their hooves? What do they eat and how...
Volcanoes have been erupting on Earth for BILLIONS of years, and they’re still creating new landscapes today! Volcanoes can seem mysterious...
But Why went somewhere really cool - literally - and we’re taking you along! We visited Sólheimajökull, a glacier in southern Iceland and th...
Have you noticed especially hazy skies where you live over the last few summers? While many parts of the world are experiencing more frequen...
Have you ever seen a puffin? With their bright beaks, orange feet and black and white coloring, these birds are very cool to look at. And we...
Where did the English language come from? Why do words have silent letters? Why do some people have accents? Why do some words sound similar...
For today’s episode, we’re doing something a little different! We’re going to be listening to our video series, But Why Bites ! (Even withou...
Who created math problems? Why does one plus one equal 2 and not 11? Why do numbers go on forever? Why are numbers for counting? Why do you...
Ever wondered why some spices burn your throat while others tickle your nose? Or why some of us live for spicy foods while others sweat at t...
It’s summer and that means slathering yourself with sunblock before you’re allowed to go run around outside. Not everyone loves that ritual:...
How did horseshoe crabs get their names? Are they even crabs? And did they really exist before the dinosaurs? Early spring presents a unique...
Emoji are those little images you can send in text messages to friends and family. Nine-year-old Leila in New Jersey wants to know how they...
Why do walrus look the way they do? Why do they have such long tusks? Do they have other teeth? Do walruses migrate? We learn all about thes...
What’s the difference between seals and sea lions? Do seals bark? Are they gray? Do harbor seals live in snowy regions? Why do sea lions eat...
What are atoms made of? Why is everything made of atoms? Why are atoms so small? How many atoms are there in the world? How did scientists f...
How are records made? How does a record player make sound? Why are we still listening to and buying records when there are so many digital w...
Do you love tacos? Then you’re not alone! Tacos originated in Mexico but they’re popular worldwide and they are ever evolving. Kids have a l...
No matter how old you are, you’re part of the economy, but it can be tricky to understand what the economy actually is. Plus, what are taxes...
Fleas, lice, tapeworms and ticks - these are all examples of parasites, living organisms that live on or in a host species and need this oth...
How do trains work? We went to Union Station in Washington, DC to answer a whole wagonload of questions with Amtrak's Patrick Kidd. A few ye...
How do people whistle? How does whistling make a sound? Why does your tongue change a whistle higher or lower? Can you get a trophy for whis...
Are all cats afraid of water? Do wild cats bury their poop? How are the cats that live in your house related to lions and tigers roaming in...
If you could be a superhero, what would you want your superpower to be–and what would you call yourself? That’s what we asked kids for this...
Who decides what robots look like? How do robots work and move? How are they controlled? And are robots alive? We tackle all your robot ques...
Why can’t animals talk to us? Are humans the only animals that can talk? Can different species of animals communicate with each other? We le...
Why do we have to poop? Why does fiber make you poop? Why is poop brown? Why does it smell so bad? Why do farts smell bad, too? Yup, we’re g...
Why do we worry and how can we deal with it? Why do we get anxious? Where does anxiety come from? Anxiety or worry is a hard feeling to over...
Election Day in the United States is November 5 this year and election officials across the country are already hard at work setting up poll...
What is voting? Why (and how) do people vote? Why can’t kids vote? Why are there red and blue states (not to mention donkeys and elephants r...
A new food-focused kids podcast is here. It’s called ChopChop and it’s part of a non-profit committed to getting kids and families to cook a...
Why do we have bones? How do they grow–and how do they know when to stop growing? How many do we have in our bodies? And when we break our b...
How do wind turbines work? How are wind turbines made? What will our energy picture look like in the future? We’re taking a deep dive into w...
Come along to learn all about the wriggling worms that live in the dirt beneath your feet. Earthworms are everywhere, and there are many spe...