An ancient Martian system of canyons and valleys could be home to archaic life forms, a ground-breaking scientific paper has found. Scientists investigating the Red Planet’s mind-boggling cave system ...

An international team of cave explorers has shown that cave walls and the prehistoric rock art that adorns them can preserve human DNA for thousands of years.

Researchers recovered ancient human DNA from cave walls in Spain and Portugal, showing prehistoric people left genetic traces ...

Mars, the Red Planet, has long captured our imagination as a possible home for life. Recently, a team of scientists uncovered a groundbreaking discovery: caves on Mars formed by water, potentially ...

For the first time, scientists have shown that ancient human DNA can survive for thousands of years on cave walls, opening ...

From lava tubes on Mars to ice pockets on Europa, subterranean environments may offer the best chance of finding life—and living safely—beyond our planet. “I was like, ‘OK, I'm pretty sure that ...

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 ...