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Why do we have feelings?

Why do we have different feelings?

– Charan and Aishwarya V., 10 & 8, Rutherford, New Jersey

Dear Charan and Aishwarya,

Imagine you are playing a game of soccer and your best friend is on the opposing team. The sun is out, you are having a great time, and you score the winning goal. You’d probably feel pretty happy and so would your team. » More …

Science for Breakfast: Is there iron in cereal?

Why is there iron in my cereal? Is there iron in other food? -Phillip, 11, Pullman, WA

Dear Phillip,

Iron is found in buildings and skyscrapers. It makes up most of the Earth’s core. It’s even found in the Sun and stars. And yes, it’s also in a bowl of cereal. » More …

How do I have a bake sale?

Dr. Universe,

How do you have a bake sale?

-Aoife, 7, Omagh, Ireland

Dear Aoife,

It took more than a hundred bakers to pull off the biggest bake sale in history. They made 14,534 cakes, sold out their supply in eight hours, and made it into the Guinness World Records. » More …

Can you grow clothing?

Can you grow stuff like thread, cloth, silk, and most importantly, clothing? -Jay, Colorado

Dear Jay,

We can use all kinds of animal, bug, and plant materials to make cloth. Even some of the tiniest living things on the planet can make cloth, too.

I heard about this from my friend Hang Liu, a Washington State University professor who studies the science of materials we use and wear every day.

» More …