Posts Tagged ‘rocks’
Slow quakes put ‘big wrinkle’ in rock theory
PENN STATE (US) — When researchers duplicate slow earthquakes, they find that rocks at the fault get stronger when slippage begins, but suddenly weaken. Continue…
Monday, May 20, 2013 14:07 - 0 Comments
Earth & Environment - May 13, 2013 12:05 - 1 Comment
Rock gas fuels ‘eternal flame’ behind waterfall
INDIANA U. (US) — Natural gas in underground rock layers can seep to the surface—sometimes in quantities abundant enough to produce “eternal flames.” (more…)
Top Stories - May 2, 2013 9:30 - 1 Comment
Meteorite ‘mosaic’ hints at life on Mars
MICHIGAN STATE (US) — To figure out if conditions on Mars were ever right for life, scientists have examined a meteorite that that formed there more than a billion years ago. (more…)
Science & Technology - Apr 10, 2013 10:47 - 0 Comments
Rocky ride tells sea urchins to grow up
UC DAVIS / STANFORD (US) — Purple sea urchin larvae know it’s time to settle down and grow into adults when tumbling in the waves signals they’ve hit a rocky shore, new research shows. (more…)
Science & Technology - Mar 11, 2013 16:06 - 3 Comments
Moon impact left sea of molten rock 6 miles deep
BROWN (US) — Early in the Moon’s history, an ocean of molten rock covered its entire surface. But that wasn’t the last time the Moon’s surface melted on a massive scale. (more…)
Earth & Environment - Mar 7, 2013 6:03 - 1 Comment
Antarctica: Flat to fjord 34M years ago
U. ARIZONA (US) — Antarctica’s topography began changing from flat to fjord-filled about 34 million years ago—an important finding for modeling how the Antarctic ice sheet affects global climate and sea-level rise. (more…)
Top Stories - Jan 21, 2013 11:17 - 0 Comments
Search for life on Mars goes underground
STONY BROOK (US) — Minerals from deep inside Mars offer the strongest evidence to date that the red planet could have supported life. (more…)
Earth & Environment - Jan 11, 2013 10:25 - 1 Comment
To find where rock melts, go deeper
RICE (US) — Magma melts hotter and deeper in the Earth than previously thought, a finding that scientists say explains several long-standing puzzles. (more…)
Earth & Environment - Nov 13, 2012 11:20 - 2 Comments
Nature’s sculptor: How water molds land
NYU (US) — Erosion caused by flowing water not only smoothes out objects, but can also form distinct shapes with sharp points and edges. (more…)
