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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 ...
An artist
The Brave and Cold Ulysses

Deep space is cold. Very cold. That's a problem--especially if you're flying in an old spaceship. And your power supplies are waning. And the fuel lines could freeze at any moment. Oh, and by the way, ...

Stopping In Thin Air

Imagine you're going very fast -- much faster than a race car. In fact, imagine you're going 100 or 200 times faster than a race car. When you reach your destination, you need to stop relatively quick ...

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