Scientists might have just found Earth's icy, distant cousin a few hundred million light-years away. HD 137010 b is one of ...

If you examine our solar system’s giant planets, you’ll notice right away that they’ve all got moons—a lot of moons. While ...

As the search for life on Mars continues – with promising potential biosignatures identified last year by NASA at the Bright Angel formation – there are a few scientists out there who think we may ...

Scientists identify exoplanet candidate HD 137010 b, a possible Earth-size world orbiting a Sun-like star 146 light-years away ...

Being able to spot the Earth, let alone any signs of life on our planet, would require an enormous telescope from 66 million ...

A spokesperson issued a statement Friday after Trump said his team would start “identifying and releasing” government files.

Add Yahoo as a preferred source to see more of our stories on Google. More evidence that Mars was once a habitable, wet oasis not dissimilar to Earth has been found in the rocks scattered throughout ...

A viral Obama podcast answer about aliens prompted Trump to accuse him of revealing secrets and promise to release UFO files ...

One group of experts now say that looking for life on water and oxygen-rich planets could be a waste of time.

The discovery of the molecules was made with Nasa’s Curiosity rover, which examined a Martian rock named Cumberland. This is ...