Earth" brought a shipload of xenomorphs and other space horrors, but hybrids may be the biggest mystery of the show so far.

Experts in the UFO community are claiming that proof of alien life could emerge within weeks, not years. They point to what ...

Earth is dotted with many humongous, human-made structures. To an alien eye, they may be tell-tale signs of intelligent ...

Variations in its crystal structure could help researchers better understand how lunar minerals form and evolve under extreme ...