Killer freeze of '07 illustrates paradoxes of warming climate

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Oak leaves show damage from the Easter freeze of 2007. Some tree species were more affected by the freeze than others.
Oak leaves show damage from the "Easter freeze" of 2007. Some tree species were more affected by the freeze than others.

Widespread damage to plants from a sudden freeze that occurred across the Eastern United States from 5 April to 9 April 2007 was made worse because it had been preceded by two weeks of unusual warmth, according to an analysis published in the March 2008 issue of BioScience.


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Trench on Mars Ready for Next Sampling by NASA Lander

Jul 24, 2008 | User rating: not rated yet
(PhysOrg.com) -- NASA's Phoenix Mars Lander has groomed the bottom of a shallow trench to prepare for collecting a sample to be analyzed from a hard subsurface layer where the soil may contain frozen water. ...

Arctic 'holds 90bln barrels of oil, mostly offshore'

Jul 24, 2008 | User rating: not rated yet
Within the Arctic circle there are 90 billion barrels of oil and vast quantities of natural gas waiting to be tapped, most of it offshore, the government-run US Geological Survey said.

Russian scientists begin trial exploration of world's deepest lake

Jul 24, 2008 | User rating: not rated yet
Russian scientists leading a submarine expedition to probe the world's deepest lake on Thursday carried out test dives ahead of the start of the operation next week, reports said.

Scientists solve 30-year-old aurora borealis mystery

Jul 24, 2008 | User rating: not rated yet
UCLA space scientists and colleagues have identified the mechanism that triggers substorms in space; wreaks havoc on satellites, power grids and communications systems; and leads to the explosive release of ...

The Quiet Explosion: Object intermediate between normal supernovae and gamma-ray bursts found

Jul 24, 2008 | User rating: not rated yet
A European-led team of astronomers are providing hints that a recent supernova may not be as normal as initially thought. Instead, the star that exploded is now understood to have collapsed into a black hole, producing a ...
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