News tagged with geophysical research letters

Where There's Smoke ...

(PhysOrg.com) -- Native Americans used smoke signals to indicate danger, and a white plume is sent up by the Vatican when a new Pope is chosen. Now, a new research project by Tel Aviv University researchers ...

Apr 22, 2010
4.6 / 5 (5) 0 | 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

Elevated carbon dioxide making arid regions greener

Scientists have long suspected that a flourishing of green foliage around the globe, observed since the early 1980s in satellite data, springs at least in part from the increasing concentration of carbon dioxide in Earth's ...

May 31, 2013
4.9 / 5 (17) 6

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