Subjects: General

An Australian doctor spends his spare time playing with high voltage.

A Canadian-built laser camera helped NASA determine the severity of the damage to Endeavor’s heat tiles while the shuttle was still in space.

Armadillo Aerospace makes their practice runs before attempting to win the $2 million X Prize.

Even with lots of practice, no amount of training can completely prepare an astronaut for their first spacewalk.

This dual-rotor helicopter is a truly unique machine.

Testing the world’s largest solid fuel rocket booster is a noisy proposition.

Why can’t we keep our eyes open when we sneeze?

Why do dead fish float belly-up?

Why do some aquatic vertebrates have vertical tails shile others have horizontal tails?

Why do we yawn?