Two research teams, using data from the European Space Agency's Mars Express orbiter, have recently published results suggesting that what were thought to be subsurface lakes on Mars may not really be lakes at all.
Planetary Sciences
Jul 3, 2021
1
1064
Hawaii's volcanos stand as silent sentinels. They guard the secret of how they formed, thousands of miles away from where the edges of tectonic plates clash and generate magma for most volcanos. A 2017 Nature study by Jones ...
Earth Sciences
Apr 27, 2018
0
102
One mystery has been whether the jets exist only in the planet's upper atmosphere—much like the Earth's own jet streams—or whether they plunge into Jupiter's gaseous interior. If the latter is true, it could reveal clues ...
General Physics
Jan 23, 2017
0
444
At first glance, Ceres, the largest body in the main asteroid belt, may not look icy. Images from NASA's Dawn spacecraft have revealed a dark, heavily cratered world whose brightest area is made of highly reflective salts—not ...
Space Exploration
Dec 15, 2016
1
460
(Phys.org) —Picture this: A massive asteroid almost as wide as Rhode Island and about three to five times larger than the rock thought to have wiped out the dinosaurs slams into Earth. The collision punches a crater into ...
Earth Sciences
Apr 9, 2014
2
0
Ben Harris, a telecommunications and GPS satellite expert with the University of Texas has made a surprising announcement during his presentation at this year's gathering for the American Geophysical Union. He reported that ...
(Phys.org)—Rebutting a speculative hypothesis that comet explosions changed Earth's climate sufficiently to end the Clovis culture in North America about 13,000 years ago, Sandia lead author Mark Boslough and researchers ...
Space Exploration
Jan 30, 2013
14
0
(Phys.org)—A New Zealand research team hopes to retrieve missing parts of a puzzle about the Earth's magnetic field and changes to it over time. Grabbing their attention are the stones that line Maori steam ovens. They ...
(Phys.org)—Researchers at the Berkeley Seismological Laboratory want to table smartphones as pocket-sized seismometers. The phones used as warning systems could make a life or death difference in the seconds one might have ...
(PhysOrg.com) -- NASA's Mars Exploration Rover Opportunity has found bright veins of a mineral, apparently gypsum, deposited by water. Analysis of the vein will help improve understanding of the history of wet environments ...
Space Exploration
Dec 8, 2011
5
0
