As civilizations become more and more advanced, their power needs also increase. It's likely that an advanced civilization ...

Your new holiday hotspot could be four Earth-like planets twirling around one of our closest cosmic neighbours. Well, maybe ...

Life could have the time and energy to arise and prosper on Earth-like worlds in the rapidly shrinking "Goldilocks zones" ...

The trailblazing Harvard scientist, who documented the dominance of hydrogen and helium in stars, is still inspiring ...

Yoda was the ideal Jedi to work with the Wookiees in Revenge of the Sith, and a new Star Wars book explains his history with ...

All the latest breaking news on United States. Browse ibtimes archives of photos, videos and articles on United States.