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Physics & Astronomy Facts


Look, Up in the Sky. It's A Bird. No It's A Meteorite!

Most folks probably think of swallows and the ringing of the Mission bells when the words San Juan Capistrano are heard or seen. This is a popular tradition that celebrates the return of cliff swallow ...

The Sun, The Mighty Engine Of Our Solar System

Our Sun has inspired mythology in almost all cultures, including ancient Egyptians, Aztecs, Native Americans, and Chinese. We now know that the Sun is a huge, bright sphere of mostly ionized gas, abou ...
Double rainbow, note the color reversal in the faint, secondary rainbow.
Somewhere Over Which Rainbow?

How many rainbows are there really when we only see one during a rainstorm? The answer isn't as simple as you might think! Rainbows are formed when light enters a water droplet, reflects once inside ...

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