Archive: 10/7/2011

Learning to live in mountain lion country

Researchers at Stanford's Jasper Ridge Biological Preserve often encounter signs of mountain lion activity, from lion scat to the occasional deer carcass covered with leaves. But few have actually caught a glimpse of the ...

Oct 07, 2011
5 / 5 (2) 0

The cause of asteroid Scheila's outburst

(PhysOrg.com) -- A remarkable discovery was made by astronomers on 12 December 2010: an asteroid named Scheila had changed its appearance and looked more like a comet, complete with bright tail. An international ...

Oct 07, 2011
5 / 5 (1) 0

Tracing the canals of Mars

In a remarkable discovery, images taken over the past five years by the High Resolution Imaging Science Experiment (HiRISE) camera aboard NASA’s Mars Reconnaissance Orbiter, which circles Mars to photograph ...

Oct 07, 2011
4.4 / 5 (7) 8 | with audio podcast

Series of bumps sent Uranus into its sideways spin

(PhysOrg.com) -- Uranus’s highly tilted axis makes it something of an oddball in our Solar System. The accepted wisdom is that Uranus was knocked on its side by a single large impact, but new research ...

Oct 07, 2011
4.5 / 5 (4) 18 | with audio podcast

Moving forward, spin goes sideways

Building electronic devices that work without needing to actually transport electrons is a goal of spintronics researchers, since this could lead to: reduced power consumption, lower levels of signal noise, faster ...

Oct 07, 2011
4 / 5 (3) 1