When ET phones, don’t pick up. Scientists have outlined a set of protocols for responding to extraterrestrial contact, ...

A new survey of hundreds of astrobiologists reveals that, despite NASA's high-profile declarations about Mars and exoplanet ...

A comet from another star system does not arrive every year. That is part of what made 3I/ATLAS so compelling when it ...

The rules for one of humanity’s biggest possible discoveries just got a lot stricter, and a lot more aware of the world they ...

The governor is outraged that ICE has been rounding up some of her most devoted supporters, often just as their EBT cards are ...

Space has a way of inspiring grand speculation. The sheer scale of the cosmos seems to invite theories that stretch well ...

Alien hunters have released fresh guidelines on how to handle potential signals from intelligent life beyond Earth, in the ...

Once a detection is confirmed, researchers are required to notify the public and the Secretary General of the United Nations.