The findings of a new study may help "explain some of the radio silence we’ve seen in technosignature searches" for alien signals, an astronomer said.

In fact, polls in Australia, the US and elsewhere indicate around a third of the public believes aliens are here. However, while what we know about the universe suggests aliens may exist, there are ...

A NASA astronaut preparing for a grueling eight-month stint in orbit reveals a plan to test for extraterrestrial life.

Are we alone in the universe? While the search for life beyond Earth has so far turned up empty, the infamous question continues to haunt humanity’s exploration of the vast cosmos. Now, NASA’s ...

Researchers at the SETI Institute found no evidence of alien technology after analyzing radio signals from the object. 3I/ATLAS was the third comet ever discovered originating from outside our solar ...