When it comes to the search for life elsewhere in the universe, methane and other chemical compounds are seen as signs of ...

Avi Loeb, a Harvard astronomer who has made headlines with his theories about alien encounters, will lead a White House ...

Three decades of finding new worlds Exoplanet science has moved fast since the first confirmed discoveries in the 1990s.

The Trump administration appeared to register the domain name aliens.gov on Tuesday, about a month after President Donald Trump said he would order relevant government agencies to release government ...