Scientists are calling for a lunar quarantine facility where samples from Mars, the Moon, and beyond would be examined before being brought to Earth. They warn that even a tiny alien microorganism ...

The tantalizing prospect of inspecting a mysterious monolith on the surface of Mars moon Phobos was proposed earlier this ...

What are the processes necessary to do so? Can life travel from one planet to another? If so, how? Today's technology brings ...

The hunt for ancient life on Mars just got an important test run. Scientists confirmed that the Rosalind Franklin rover's ...

NASA's Perseverance rover has uncovered one of the most intriguing clues yet in humanity's search for life beyond Earth. While exploring an ancient river valley on Mars, the rover detected complex ...

In the 21st century, the theories regarding the existence of aliens refuse to dial down. Now, the recently resurfaced NASA photo of Martian planet has gone viral on various social media platforms, ...

An unusual sighting in a NASA image has reignited speculation that something extraterrestrial once existed on Mars.

NASA’s Perseverance rover has uncovered what may be the strongest evidence yet of ancient life on Mars. Inside a 3-billion-year-old sedimentary rock from Jezero Crater, scientists identified dark ...

See more of our trusted coverage when you search. Prefer Newsweek on Google to see more of our trusted coverage when you search. A NASA astronaut preparing for a grueling eight-month stint in orbit ...

Avi Loeb’s White House panel has asked the Pentagon for videos and files on unexplained aerial sightings A Harvard University cosmologist who has suggested alien life forms could be sailing into the ...

A new mineral-based biosignature detection method could identify signs of life on Mars using the Perseverance Rover's ...

Add Yahoo as a preferred source to see more of our stories on Google. Scientists discovered that fragments of the Hillsborough meteorite are rich in salts. - SETI Institute A meteorite weighing more ...