In a happy twist of fate, NASA's Hubble Space Telescope witnessed a comet in the act of breaking apart. The chance of that ...

High-power microwave weapon expert was elected to the nation's top scientific body in 2009 A former top-ranking scientist in the Chinese military and one-time nuclear test site commander, Liu Guozhi, ...

A glorious swooping downhill glide on one of these electric mountain bikes will make you feel like a kid again.

The NCAA Wrestling Championships begin in Cleveland on Thursday, March 19. Here's how to tune in and watch all the action: ...