News tagged with natural environments
Scientists find universal rules for food-web stability
Aug 06, 2009 |
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The findings, published in this week's issue of Science, conclude that food-web stability is enhanced when many diverse predator-prey links connect high and intermediate trophic levels. The computations also reveal that s ...
Researcher uncovers koalas' creature comforts
Mar 10, 2009 |
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University of Queensland Master of Science student Maren Dammann is aiming to uncover what makes a koala's wish list when it comes to choosing a place to live.
Common soil mineral degrades the nearly indestructible prion
Biology /
Jan 14, 2009 |
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(PhysOrg.com) -- In the rogues' gallery of microscopic infectious agents, the prion is the toughest hombre in town.
Neither Rain Nor Sleet Will Stop NASA's Ares Rockets
Space & Earth / Space Exploration
Jul 03, 2008 |
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Barry Roberts wants to help build a better rocket…one that can fly despite record low temperatures, one that hail and rain can’t stop.
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Florida grapples slippery giant snake invasion
Nov 06, 2009 |
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Florida homes and swamps more used to dealing with dangerous critters like alligators now face a more foreign invader -- giant pet snakes escaped into the wild whose numbers are growing at an alarming rate.
Map of Human Bacterial Diversity Shows Wide Interpersonal Differences
Nov 05, 2009 |
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(PhysOrg.com) -- A University of Colorado at Boulder team has developed the first atlas of bacterial diversity across the human body, charting wide variations in microbe populations that live in different ...
Economists find new reason to think that environment, not innate ability, determines how well girls do in math class
Other Sciences / Social Sciences
Nov 04, 2009 |
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(PhysOrg.com) -- When Glenn Ellison’s daughters started middle school in a Boston suburb in 2007, Ellison decided to become a volunteer coach of the school’s math team. While his squad was earning a place ...
New evidence supports 19th century idea on formation of oil and gas
Chemistry / Analytical Chemistry
Nov 04, 2009 |
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Scientists in Washington, D.C. are reporting laboratory evidence supporting the possibility that some of Earth's oil and natural gas may have formed in a way much different than the traditional process described ...
Mobile microscopes illuminate the brain
Nov 03, 2009 |
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(PhysOrg.com) -- By building a tiny microscope small enough to be carried around on a rats' head, scientists at the Max Planck Institute for Biological Cybernetics in Tübingen, Germany, have found a way to ...
Bacteria 'invest' wisely to survive uncertain times, scientists report
Nov 02, 2009 |
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Like savvy Wall Street money managers, bacteria hedge their bets to increase their chances of survival in uncertain times, strategically investing their biological resources to weather unpredictable environments.
The lotus's clever way of staying dry (w/ Video)
Oct 22, 2009 |
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An ancient Confucian philosopher once said, "I love the lotus because while growing from mud, it is unstained."
Why sex with a partner is better (w/ Video)
Oct 21, 2009 |
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(PhysOrg.com) -- OK, it takes two for human reproduction, and now it seems that plants and animals that can rely on either a partner or go alone by self-fertilization give their offspring a better chance for ...
Two-million-year-old evidence shows tool-making hominins inhabited grassland environments
Other Sciences / Archaeology & Fossils
Oct 21, 2009 |
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In an article published in the open-access, peer-reviewed journal PLoS ONE on October 21, 2009, Dr Thomas Plummer of Queens College at the City University of New York, Dr Richard Potts of the Smithsonian Institution Nation ...
Fish vision discovery makes waves in natural selection
Oct 16, 2009 |
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Emory University researchers have identified the first fish known to have switched from ultraviolet vision to violet vision, or the ability to see blue light. The discovery is also the first example of an ...
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