Scientists have pieced together a pretty clear picture of what life was like on Earth thousands, even millions of years ago.

Interstellar objects such as Comet 3I/ATLAS can be sent by alien civilizations to "sow" life on Earth. At the same time, it ...

Recently, astrophysicist Avi Loeb claimed that 3I/ATLAS boasts a “heartbeat”-like pulse that could provide evidence of the ...

Aliens might be transmitting communications signals to each other across exoplanets, some astronomers think. Since these ...

That’s the question at the center of Pop Mech ’s new story, “ Aliens Probably Exist—But They’re Staying Silent For a Reason, ...

It’s one of the most popular themes in science fiction—top secret government experts are ready to spring into action if a UFO appears. For example, in the novella-based 2016 film Arrival, the ...

The Drake Equation helps scientists estimate the odds of finding intelligent alien civilizations. It’s an age-old question: Do aliens exist? And what are the odds we’ll make contact? A famous ...

An off-the-record conversation about UFOs and alien civilizations late former President Jimmy Carter, who died last month at age 100, had with a reporter has been revealed. Scott Simon, of NPR, ...

If so, why haven’t they said hello? The humble residents of this pale blue dot have been on a quest to find an alien civilisation for more than a century. First, it was the “canals” of Mars. Then ...

Hunting for alien civilizations isn't a matter of just waiting around for them to show up; it's the business of combing through enormous volumes of data to look for peculiar signals. When you purchase ...

The space rock 3I/ATLAS is only the third confirmed interstellar object discovered by astronomers, following 'Oumuamua and the comet Borisov. While astronomers are still busily collecting data on the ...