Two archaeologists explore the enduring myth that extraterrestrials contributed to the various ancient cultures around the ...

Rogue planet moons may stay warm for billions of years, with hydrogen atmospheres trapping heat and enabling liquid water.

As NASA gears up to launch its Artemis 2 mission — which will return astronauts to the vicinity of the moon for the first ...

Like the lead character of “Project Hail Mary,” some scientists are proposing ways that life might exist beyond a star’s ...

Evidence of alien life or cosmic pyramid scheme? A documentary filmmaker sparked a discussion of advanced Martian civilizations after sharing footage that appeared to depict a “three-sided pyramid” on ...

Scientists have long thought there are a series of pyramid-like structures on Mars, with recent images showing one that could ...

Could ancient humans really have built the pyramids without extraterrestrial help? Or do such questions reveal more about modern anxieties than the past itself? The idea that aliens assisted the buil ...

Research scientists are saying that recycled human waste could help grow crops on the Moon and Mars, representing a ...

In a breakthrough that sounds ripped straight from a Ridley Scott flick, researchers in Germany have managed to freeze brain ...