(Phys.org) —The discoloration of some pigments used in impressionist paintings has been observed since the 19th century. Belgian researchers have now investigated how the colors of chrome yellow pigments change on both ...
Analytical Chemistry
Oct 8, 2013
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A newly published analysis of data from hundreds of soil samples from 31 properties around southern Rhode Island finds that the lead concentration in soil at the surface is not always a reliable indicator of the contamination ...
Environment
Sep 18, 2013
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Archaeologists have unearthed a mysterious coffin-within-a-coffin near the final resting place of Richard III.
Archaeology
Jul 29, 2013
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The intricate social hierarchy of the California condor, an endangered species, is something that could not be studied until recently due to the severe reduction of this population in the wild. The first formal study on this ...
Ecology
Jul 16, 2013
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Despite upgrades to technology and ore management techniques, new and compelling research shows that the combined effects of historic and contemporary emissions are the definitive cause of environmental lead contamination ...
Environment
Jun 17, 2013
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Humans began contributing to environmental lead pollution as early as 8,000 years ago, according to a University of Pittsburgh research report.
Environment
Jun 11, 2013
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The local food movement is gaining traction in cities across America, with urban gardens contributing a healthy source of fresh produce for local citizens as well as providing a social outlet for gardeners and creating open ...
Environment
Jun 5, 2013
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Lead ammunition continues to take a deadly toll on endangered California condors that live in and around the Grand Canyon. Seven of the 80 wild condors in Arizona and Utah have died since December; three of those deaths have ...
Ecology
Apr 17, 2013
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(Phys.org) —New research from Western University challenges long-held beliefs regarding the demise of Sir John Franklin's ill-fated Northwest Passage expedition that departed from England in 1845.
Analytical Chemistry
Apr 9, 2013
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After being the starring act for several years, the electric car backed into the shadows at this year's International Geneva Motor Show as carmakers grow weary of waiting for sales to take off.
Energy & Green Tech
Mar 10, 2013
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