A crowd-sourced search for alien intelligence called SETI@Home is in its final stages, analyzing 100 radio signals of ...

A few Voyager stars went on to have prolific careers in Hollywood, and all but one of them eventually returned to Star Trek.

Harvard expert Avi Loeb claims the 3I/ATLAS comet's path is 'suspiciously' precise, sparking alien theories. NASA reveals the ...

NASA and Breakthrough Listen issue a final verdict on the interstellar comet 3I/ATLAS. Is it an alien spaceship? Read the ...

Scientists found new evidence (or lack thereof) disproving the conspiracy theory that interstellar comet 3I/ATLAS is alien ...

Those concerned that 3I/ATLAS' arrival to our solar system meant that some sort of alien invasion was imminent can breathe a ...

The Space X Twilight mission lifts off from Vandenberg Space Force Base in California early Sunday morning carrying 47 ...

In September, NASA announced the discovery of a possible sign of life, known as a potential biosignature, on Mars. The Perseverance rover, which has been exploring a dried-up lakebed for years, found ...

If scientists are able to inspect it in person, and they find that Mars was indeed once alive with microbes, we would know ...

The Shuttle failed because it tried to do too much, too fast. Dream Chaser does less — but does it better. With lower ...

I/ATLAS is old news; NASA's discovery of the mysterious starless object Cloud 9 is rewriting cosmic theory. Here is what ...