During the fall, hundreds of millions of monarch butterflies living in eastern North America fly up to 1,500 miles to the volcanic forests of Mexico to spend the winter, while monarchs west of the Rocky Mountains fly to the ...
Plants & Animals
May 31, 2012
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When mammals are cold, they can employ physical changes to stay warm -- such as intense shivering. Like any form of aerobic exercise, though, "shivering thermogenesis" is especially challenging at high altitudes because there ...
Plants & Animals
May 17, 2012
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Summertime hail could all but disappear from the eastern flank of Colorado's Rocky Mountains by 2070, according to a new modeling study by scientists from NOAA and several other institutions.
Environment
Jan 8, 2012
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Nitrogen derived from human activities has polluted lakes throughout the Northern Hemisphere for more than a century and the fingerprint of these changes is evident even in remote lakes located thousands of miles from the ...
Environment
Dec 15, 2011
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(PhysOrg.com) -- The researchers evaluated the recent declines using snowpack reconstructions from 66 tree-ring chronologies, looking back 500 to more than 1,000 years.
Earth Sciences
Jun 9, 2011
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On the Front Range within the Rocky Mountains, prevailing winds sweep eastward over the mountains smack into the National Wind Technology Center.
Energy & Green Tech
Apr 26, 2011
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(PhysOrg.com) -- The formation of the Rocky Mountains in Colorado has always puzzled scientists. Some 600 miles inland and far removed from the nearest tectonic plate, the only comparable inland mountain range is the Himalaya, ...
Earth Sciences
Feb 28, 2011
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A team of wildlife experts led by UC Davis called today for a national fight against a new fungus that has killed more than 1 million bats in the eastern United States and is spreading fast throughout North America.
Ecology
Jan 19, 2011
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Staff at the Morrison Natural History Museum have again discovered infant dinosaur footprints in the foothills west of Denver, Colorado, near the town of Morrison. Dating from the Late Jurassic, some 148 million years ago, ...
Archaeology
Nov 1, 2010
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During an expedition into the Canadian Rocky Mountains in 2008, a Canadian-led team including Swedish researchers from Uppsala University found a new site with exceptionally preserved fossils. The site and its fossils have ...
Paleontology & Fossils
Sep 17, 2010
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