Wendy Sue Universe

With the help of experts in the field and my friends at Washington State University, I answer some of the most interesting, tough, and smart questions from curious kids all around the world.

Wendy Sue's website | Follow Wendy Sue on Twitter: @WSUPullman

Earth & Environment

What can I do to help stop ocean pollution

Biology

Why does caffeine make us stay awake?

Health

How did we discover allergies?

Chemistry

Fire

What is fire?