Scientists Have a Plan for the Day We Discover Alien Life. Here's What's In It ...

President Donald Trump is set to give the American public a close encounter of an unprecedented kind by finally revealing ...

Yet the key insight lies not in what was found, but in what the analysis revealed about the scale of previous searches.

Have aliens visited us? As a statistician, I never want to say there is a zero percent chance of anything, but in this case, ...

A meteorite that crashed into a home two years ago contains 'salty' extraterrestrial fluids that scientists believe may ...

Technology may give us extraordinary new power. But it may also give our deepest, least understood desires a power of their ...

Researchers have focused on that part of the radio spectrum on the assumption that an advanced civilization might recognize ...

Area 51 has occupied a unique place in the public imagination for generations. Tucked away in the Nevada desert and ...

A NASA Curiosity rover image has sparked debate after a UFO hunter claimed it shows an alien missile, though NASA attributes ...

Louisa Mason's study uses archived ALMA data to explore new radio frequencies for alien signals, expanding SETI's search ...

Trump revives dormant ‘alien terrorist’ court as it seeks deportation of Afghan woman accused in ISIS-linked plot.