The president promised to spill the beans about little green men. Is that why the US Cybersecurity and Infrastructure Security Agency registered the domains alien.gov and aliens.gov, asks Arwa Mahdawi ...

New SETI research suggests space weather like solar winds could be interfering with alien radio signals, making them harder to detect.

Astronomer Jill Tarter has been scanning the skies for signals from intelligent aliens for the past 35 years, but now she's making a career change. Tarter, the inspiration for heroine Ellie Arroway in ...

A recent theory proposed by a NASA scientist suggests that extraterrestrial civilizations may not possess the wildly advanced technology that many UFO enthusiasts expect. This perspective, which ...

Add Yahoo as a preferred source to see more of our stories on Google. Sometimes it seems like we got to the galactic party late and everyone has already gone home. Our species only figured out how to ...

Add Yahoo as a preferred source to see more of our stories on Google. Where are all the aliens? No, I don’t mean microbes on Mars or creatures swimming beneath the ice crusts of Europa or Enceladus, ...

In the endless search for technosignatures—signs from some technologically advanced intelligent alien civilization—we’ve done everything from monitoring radio arrays to hypothesizing about whether ...

A recent SETI Institute study suggests that space weather could blur and weaken extraterrestrial radio signals long before ...

E.T. could be phoning home — but we’re not hearing the call. A new study published in The Astrophysical Journal argues that “space weather” could be distorting incoming transmissions from ...