Cameron Diaz was one of Hollywood's biggest stars in the 90s and part of the 2000s. But one day she got tired of fame and its flipside, and she just left. In this video, we review her glittering ...

Humans were not designed for space. Ironically, because we insist on going there anyway, scientists now know from studying astronauts that the lack of Earth’s gravity can wreak health havoc, such as ...