The current image of Mars as an arid and hostile desert contrasts sharply with the history revealed by its surface. Channels, minerals altered by water, and other geological traces indicate that the ...

New Delhi: While we have uncovered plenty of evidence that liquid water once existed on Mars, how much was there, where it disappeared to, when it disappeared and why have all remained enduring ...

We may be closer to unravelling the mystery of how the dry, arid Mars used to be covered in water from new research that focuses on an unexpected event (a powerful dust storm) at an unexpected time ...