Oh, this is the old city on Mars,' the man at the counter told him. McMoneagle was given negatives of the Martian landscape, showing a pyramid-shaped structure on the edge of a giant impact crater.

believe that they have spotted layered structures with remarkable similarities to what can be found all over Earth. “We’re finding places on Mars that used to look like ancient beaches and anc ...

"We're finding places on Mars that used to look like ancient beaches and ancient river deltas," says geologist Benjamin Cardenas of The Pennsylvania State University. "We found evidence for wind ...

Elon Musk isn't the only person who wants to build a city on Mars. Now the United Arab Emirates has announced that it wants to establish a "mini-city" on the red planet by 2117. UAE prime minister ...

Their life detection experimental findings still reverberate within the scientific community – fueling the on-going discussion on a key question: Is there life on Mars? Fast forward to today ...

From the iconic "spiders on Mars" and a giant dog-shaped blob to an underground ocean and other newly discovered water deposits, here are our 10 favorite things found on Mars this year.

NASA has been exploring the surface of Mars for years now ... and points to similar crystals found here on Earth that bear a striking resemblance to what DiGregorio believes are alien footprints.

Scientists may finally have a way to detect ancient life on Mars by studying microbial fossils preserved in sulfate minerals. Gypsum deposits on Mars may be hiding evidence of past microbial life — ...

But this fragment of mysterious string found on Mars isn’t the first piece of junk the rover has stumbled upon. Back in mid-June, the rover discovered a shiny fragment of foil. NASA says the ...

MARS once looked like a tropical holiday destination ... co-author of the study, said: “We found evidence for wind, waves, no shortage of sand — a proper, vacation-style beach.” ...