Scientists have found evidence of enough liquid water on Mars to cover the entire planet with an ocean a mile deep, according to new research published Monday, and which scientists said could, in ...

The best reason to send humans to Mars isn’t for guts or glory—or the construction of colonies to safeguard against existential Earth-bound risks. Instead it’s to answer a single, simple question: Is ...

A NASA-led study has revealed that alien life could be hiding beneath the icy layers of Mars. Scientists suggested that the ...

SpaceX CEO Elon Musk suggested on a Wednesday episode of Senator Ted Cruz's podcast that while humans may not find living aliens on Mars, they could uncover the "ruins of a long-dead alien ...