News tagged with geological history

Chemistry on Mars reveals cooling rate

(PhysOrg.com) -- French researchers from the University of Toulouse have published a paper in Nature, that describes how they used data from NASA's Mars Odyssey (currently orbiting the planet) to ascertain the am ...

Apr 07, 2011 report
3.9 / 5 (9) 0 | with audio podcast

Extensive water in Mars' interior

Until now, Earth was the only planet known to have vast reservoirs of water in its interior. Scientists analyzed the water content of two Martian meteorites originating from inside the Red Planet. They found ...

Jun 21, 2012
4.6 / 5 (16) 13 | with audio podcast

The Solar System's grandest canyon

Earth's Grand Canyon inspires awe for anyone who casts eyes upon the vast river-cut valley, but it would seem nothing more than a scratch next to the cavernous scar of Valles Marineris that marks the face ...

Oct 23, 2012
4.4 / 5 (11) 34 | with audio podcast