NASA is finally releasing details on its discovery of Mars biosignatures and exactly what that means for alien life.

The search for life on Mars reached its most promising breakthrough yet after NASA revealed new findings of possible ancient ...

Sapphire Canyon, a rock sample collected by NASA’s Mars rover, may hold the clearest evidence yet of ancient life on Mars.

The Perseverance rover’s new findings set the stage for bringing Martian samples back to Earth to test whether microbes once ...

NASA’s Perseverance rover found possible signs of ancient life in rocks on Mars, keeping scientists up at night.

Was there ever life on Mars? Planetary scientists think there could have been but there hasn’t been any direct evidence.

A sample obtained by NASA's Perseverance rover of rock formed billions of years ago from sediment on the bottom of a lake ...

Has NASA's Perseverance rover at long last found evidence that life did indeed once exist on Mars? Here's what we know.

An extraordinary discovery has recently shaken the world of science. An uncommon isotope, previously unknown to our realm of ...

NASA has stumbled across a mysterious object while roaming Mars that’s caught the attention of space enthusiasts. The unlikely piece has been likened to a medieval helmet due to its odd ...

The Predator, otherwise known as Yautja, is an ancient race of aliens with a complicated origin history. Like their alien opponents, the Xenomorphs, there are a few competing theories to investigate.