Chalk up another victory for “Conan the Bacterium”—a rugged germ that fresh research suggests could conquer the solar system.

A new study has provided compelling evidence that life from Mars could have arrived on Earth by hitching a ride on debris ejected during asteroid impacts. The research, led by scientists at Johns ...

When it comes to humanity, Earth is considered humans’ original birthplace. But a new radical theory not only upends this long-standing view about the humans’ origin but also deepens ...

Tiny life forms tucked into debris from an asteroid hit could catapult to other planets—including Earth—and survive, a new ...

Asteroid impacts are common across the solar system. Large craters cover many planets and moons, especially Mars. Scientists ...

Scientists have discovered traces of organic molecules on the Red Planet and are not ruling out the possibility that they were produced by living organisms.

Scientists may be one step closer in their hunt for signs of past life on Mars after the Curiosity rover's latest find.

TUSCON, Ariz. — Researchers working on the Phoenix Mars Mission say they've found evidence that liquid water exists on the red planet, though some mission scientists remain skeptical of the conclusion ...

NASA’s ongoing exploration of Mars continues to reveal strange and fascinating geological formations that challenge scientists’ understanding of the Red Planet. One of the most intriguing recent ...

Hardy bacteria in a lab survived pressures comparable to an asteroid strike on the red planet, suggesting a hypothetical scenario in which our planet was seeded with life.

Mars, it appears, is belching a large amount of a gas that could be a sign of microbes living on the planet today. In a measurement taken Wednesday, NASA’s Curiosity rover discovered startlingly high ...

Add Yahoo as a preferred source to see more of our stories on Google. Scientists may be one step closer in their hunt for signs of past life on Mars after the Curiosity rover's latest find. Nearly a ...