NASA bus-sized satellite to crash-land this week
What goes up must come down. But where?
Sep 21, 2011
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Sep 21, 2011
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New scientific research reveals diamonds aren't forever
(PhysOrg.com) -- In a paper published in the US journal Optical Materials Express this week, Macquarie University researchers show that even the earth's hardest naturally occurring material, the diamond, is not ...
Jul 18, 2011
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New monitoring system clarifies murky atmospheric questions
A University of Colorado Boulder-led team has developed a new monitoring system to analyze and compare emissions from man-made fossil fuels and trace gases in the atmosphere, a technique that likely could ...
Apr 19, 2012
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A bubbling ball of gas (w/ Video)
The Sun is a bubbling mass. Packages of gas rise and sink, lending the sun its grainy surface structure, its granulation. Dark spots appear and disappear, clouds of matter dart up - and behind the whole thing ...
Nov 11, 2009
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Significant ozone hole remains over Antarctica
The Antarctic ozone hole, which yawns wide every Southern Hemisphere spring, reached its annual peak on September 12, stretching 10.05 million square miles, the ninth largest on record. Above the South Pole, ...
Oct 20, 2011
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UN scientists say ozone layer depletion has stopped
The protective ozone layer in the earth's upper atmosphere has stopped thinning and should largely be restored by mid century thanks to a ban on harmful chemicals, UN scientists said on Thursday.
Sep 16, 2010
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Study: Unexpected microbes fighting harmful greenhouse gas
The environment has a more formidable opponent than carbon dioxide. Another greenhouse gas, nitrous oxide, is 300 times more potent and also destroys the ozone layer each time it is released into the atmosphere through agricultural ...
Nov 21, 2012
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Mutant microbes test radiation resistance
Early Earth lacked an ozone layer to act as a shield against high-energy solar radiation, but microbes flourished by adapting to or finding other forms of protection from the higher ultraviolet radiation levels. ...
Mar 24, 2011
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Small, mighty and mysterious: Researcher IDs atmospheric aerosols
(PhysOrg.com) -- There's a lot more to the atmosphere than air. With every breath, we inhale a nearly invisible mish mash of tiny particles known as aerosols. From droplets of water and trace gases like sulfuric acid to specks ...
Jan 18, 2011
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UN hails 25-year ozone treaty for preventing disaster
The United Nations treaty to protect the ozone layer signed nearly 25 years ago prevented an environmental disaster, a chief UN scientist said Friday, cautioning though that the Earth's radiation shield is ...
Sep 14, 2012
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New research embraces laser and sparks cool affair
Bulky and noisy air-conditioning compressors and refrigerators may soon be a thing of the past. With the latest discovery by scientists from Nanyang Technological University (NTU), current cooling systems ...
Jan 30, 2013
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Science under fire from 'merchants of doubt': US historian
Scientists are facing an uphill battle to warn the public about pressing issues due to dissenters in their ranks who intentionally sow uncertainty, says a US historian.
Mar 29, 2012
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Large solar proton event explains 774-775 CE carbon-14 increase
Tree ring records indicate that in 774-775 CE, atmospheric carbon-14 levels increased substantially. Researchers suggest that a solar proton event may have been the cause. In solar proton events, large numbers of high-energy ...
Mar 15, 2013
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New discovery could pave the way for identification of rogue CFC release
A new discovery by scientists at the Universities of East Anglia and Frankfurt could make it possible in future to identify the source of banned CFCs that are probably still being released into the atmosphere.
Sep 02, 2010
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Ozone layer depletion leveling off
By merging more than a decade of atmospheric data from European satellites, scientists have compiled a homogeneous long-term ozone record that allows them to monitor total ozone trends on a global scale - ...
Sep 21, 2009
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