Why is the sky blue? We get an answer from a science writer for NASA’s Space Place. And what are Saturn’s rings? Carolyn Porco of the Cassini Imaging Team explains.

In this episode of But Why we’re learning how to make paint from an artist who wild-crafts his own pigments, and we’re visiting the Isabella Stewart Gardner Museum to learn about the value of art.

In our very first episode, we’ve got owls and turtles and bears, oh my! It’s all about animals.

In this episode, St. Michael’s College astronomy professor John O’Meara answers how the Mars rover is driven from back here on earth?

Taza Chocolate, a “bean-to-bar” chocolate maker, starts out with cocoa beans and ends up with bars of chocolate.

Clouds, thunderstorms, snow, even tornadoes, the weather is all around us. This episode of But Why has answers to all of your weather questions.

Some of our tastes in food are determined by our genetics, but culture, memory and parental coercion all play a role.

Geese fly in a V formation to take advantage of the windbreak provided by the lead bird. They take turns at the head of the V.

In this episode, we’re learning about cheetahs and horses with two questions from siblings in Australia.

Arthropods, including bumblebees have a heart that’s like a straw running down their back. Their open circulatory system bathes their organs with blood.

Olympian Lea Davison tells how to get started when riding, and we learn how a bike chain moves a wheel.

We learn about chainsaws from Ashleigh Belrose, an instructor the Center for Technology in Essex, Vermont.

Leaves turn from green to yellow and orange in the fall. The color has been their all along, but was masked by cholorphyll.

In this episode we answer questions from kids who have been hearing the news and wondering: How do hurricanes form? Why do hurricanes strike Florida? Why do hurricanes have names?

Honeybees work together to store up honey to survive the winter. Honey is concentrated nectar from flowers.

Making bread is a good way for kids to get experience in the kitchen. Plus they get a tasty reward at the end!

We learn about how babies are made with Cory Silverberg, author of What Makes a Baby.

Whiskers help dogs move around in low light and are useful because they rely on their noses more than their eyes.

All of your cat questions answered with Abigail Tucker, author of The Lion in the Living Room.

Humans evolved over millions of years into the creatures we are today. What will we be like in the next million years?