News tagged with geophysical research letters

Hyperlocal Effects From A Changing Climate

Cities are made chiefly of concrete and asphalt, which soak up more sunlight during the day than soil and have a harder time radiating the heat away during the night. Add to that all the energy -- natural ...

Aug 06, 2010
2.7 / 5 (11) 10 | with audio podcast

Discovery of Saturn's auroral heartbeat

(PhysOrg.com) -- An international team of scientists led by Dr Jonathan Nichols of the University of Leicester has discovered that Saturn’s aurora, an ethereal ultraviolet glow which illuminates Saturn’s ...

Aug 04, 2010
5 / 5 (2) 2 | with audio podcast

Cassini images rule out rings around Rhea

(PhysOrg.com) -- Something unknown is causing a strange, symmetrical structure in the charged-particle environment around Rhea, Saturn's second-largest moon. But contrary to 2008 reports, it's not a system ...

Jul 30, 2010
4.7 / 5 (7) 1 | with audio podcast

Spacequakes Rumble Near Earth (w/ Video)

Researchers using NASA's fleet of five THEMIS spacecraft have discovered a form of space weather that packs the punch of an earthquake and plays a key role in sparking bright Northern Lights. They call it ...

Jul 28, 2010
4.8 / 5 (21) 0 | with audio podcast

A Puzzling Collapse of Earth's Upper Atmosphere

NASA-funded researchers are monitoring a big event in our planet's atmosphere. High above Earth's surface where the atmosphere meets space, a rarefied layer of gas called "the thermosphere" recently collapsed ...

Jul 15, 2010
4.4 / 5 (47) 45 | with audio podcast

Footloose glaciers crack up

Glaciers that lose their footing on the seafloor and begin floating behave very erratically, according to a new study led by a Scripps Institution of Oceanography, UC San Diego researcher.

Jul 14, 2010
5 / 5 (5) 0 | with audio podcast