Science & Technology | Cool Stuff

NASA's New Plasma Rocket Ready For Testing

The engine could be much more efficient than standard chemical rockets.

Entertainment | Entertainment

5 of the Weirdest Marvel Character Origins

Comic characters are known for sometimes having cliché origins -- lab accidents, childhood traumas, etc. -- but these 5 characters easily steer clear of that.

Science & Technology | Cool Stuff

NASA's New Mega-Rocket, Orion Capsule on Track for Future Test Flights

A new era of space exploration — supported by a history-making new mega-rocket and a spacecraft designed to deliver humans into deep space — could be on the horizon for NASA. The huge launcher, called the Space Launch System (SLS), will move a new sp