There are literal oceans' worth of liquid water hiding out on Mars. There's just one big problem. That water is actually in ...

Is there water on Mars? Scientists using archive ... the entire planet in an ocean about a mile deep. Actual surface oceans on Mars are thought to have disappeared more than three billion years ...

(Illustration credit: J) Using seismic activity to probe the interior of Mars, geophysicists have found evidence for a large underground reservoir of liquid water — enough to fill oceans on the ...

The European Space Agency has found a “smiley” face on the surface of Mars — and the joy-sparking pattern could be a sign of ...

The water, which data suggests is located between ... While many scientists believe Mars’ oceans evaporated into space when the planet lost its atmosphere more than 3 billion years ago, the ...

But that wet period ended more than 3 billion years ago, after Mars lost its atmosphere. Planetary scientists on Earth have sent many probes and landers to the planet to find out what happened to that ...

Scientists suggest the salt deposits could house ancient bacteria from an era when Mars may have had an environment conducive ...

Scientists believe that this salt deposit may hold clues to the possibility of ancient life on Mars. Billions of years ago, ...

The European Space Agency's ExoMars Trace Gas Orbiter, a Martian satellite on a quest to uncover signs of life on the Red ...

The European Space Agency's ExoMars Trace Gas Orbiter has unveiled a striking image of a 'smiley face'-shaped salt deposit on ...

ESA shared a picture of a “creepy smiley face” spotted on Mars. It could hold secrets about the Red Planet’s “potential for ...