05/04/2011

How leaders explain unpopular decisions: study

When bad news needs to be shared, management scholars have shown that the response is influenced by how bad the news is, what is said, and who says it. New research by Terry Cobb, management associate professor in the Pamplin ...

32,000 years of special effects

(PhysOrg.com) -- Werner Herzog’s new film, Cave of Forgotten Dreams, tells the story of the ancient creation and modern discovery of the stunning rock-art of the Chauvet cave in the Ardèche Valley, south-east France. ...

Explaining the mystery of the missing sunspots

Sunspots have been observed for about four centuries, since they were first reported by Galileo. Appearing in roughly eleven-year cycles of activity, sunspots are regions of strong and complex magnetic fields which are also ...

Record loss of ozone over Arctic

ESA’s Envisat satellite has measured record low levels of ozone over the Euro-Atlantic sector of the northern hemisphere during March.

Ozone layer faces record 40 pct loss over Arctic

(AP) -- The protective ozone layer in the Arctic that keeps out the sun's most damaging rays - ultraviolet radiation - has thinned about 40 percent this winter, a record drop, the U.N. weather agency said Tuesday.

In fireflies, flightless females lose out on gifts from males

Every parent with young children knows that couples need to work together to accomplish the myriad tasks waiting both at work and at home. But it may come as a surprise that fireflies also juggle their commitments to find ...

Rare alpine insect may disappear with glaciers

Loss of glaciers and snowpack due to climate warming in alpine regions is putting pressure on a rare aquatic insect, the meltwater stonefly, according to a study recently released in Climatic Change Letters.

WHOI-led team locates Air France wreckage

A search team led by the Woods Hole Oceanographic Institution (WHOI) has located the wreckage of Air France Flight 447 some 3,900 meters, or nearly 2.5 miles, below the surface of the Atlantic Ocean off Brazil’s northeastern ...

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