Science | Physical Science | Nuclear Science

Nuclear science is the study of sub-atomic particles and their application in various disciplines. Here you can learn about nuclear power plants, atomic theory and radiation.


How does a Crookes' radiometer work?

I once saw this device shaped like a light bulb. It had a vertical support inside it, and on that support there were four vanes with four diamonds on the end. One side of the diamond was black and the other was white. I did a little research and found out that it was called a Crookes' radiometer -- how does it work? See more »

What is an atomic clock and how does it work?

Learn how time is measured and tracked by an atomic clock. See more »

How Atomic Clocks Work

How Atomic Clocks Work

Atomic clocks are the most accurate timekeepers in the world. Learn all about atomic clocks and how they keep the whole world on nearly perfect time! See more »