“How can we be sure that people see the same color when they look at something?” – Henrietta, age 12, Market Harborough, UK In fact, we can’t be so sure that we do all see the same colors. What colors ...

We experience beautiful sunrises and sunsets here in Michigan all the time. Cotton candy-colored sunsets are my favorite, and I'm sure you have your favorites too. Have you ever wondered why we see ...

What determines the different colors of lightning? I always made the assumption it had something to do with the different elements present in the path of the lightning bolt itself. — William C. Clancy ...