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 ...

NASA Rover Studies Unusual Structures on Mars That Have Scientists Puzzled ...

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

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.

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

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 ...

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 ...

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 ...

Black swans entered the public vernacular in 2007 with the publication of Nassim Nicholas Taleb’s The Black Swan: The Impact of the Highly Improbable. Black swans are unexpected events, outliers ...

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 ...