(Phys.org)—Researchers at Kiel University have discovered a toxic protein of pathogenic acanthamoebae and have been able to elucidate its three-dimensional structure. They found that this protein molecule looks different ...
Biochemistry
Nov 12, 2012
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Geckos are remarkable little creatures, clinging to almost any dry surface, and Alyssa Stark, from the University of Akron, USA, explains that they appear to be equally happy scampering through tropical rainforest canopies ...
Plants & Animals
Aug 9, 2012
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(PhysOrg.com) -- Waterways in remote, pristine tropical forests located in the Caribbean and Central America contain levels of nitrogen comparable to amounts found in streams and rivers flowing through polluted forests in ...
Environment
Mar 6, 2012
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Since before the age of dinosaurs it has burrowed unbothered beneath the monsoon-soaked soils of remote northeast India - unknown to science and mistaken by villagers as a deadly, miniature snake.
Plants & Animals
Feb 22, 2012
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Another attractive theory falls foul of the facts. A census of trees in rainforests on three continents has confirmed that competition plays a central role in structuring communities. This contradicts the so-called neutral ...
Ecology
Jan 26, 2012
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(PhysOrg.com) -- Many tropical forests are extremely rich in nitrogen even when there are no farms or industries nearby, says Montana State University researcher Jack Brookshire.
Earth Sciences
Jan 16, 2012
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Until now, scientists were uncertain about how much and where in the world terrestrial carbon is being stored. In the July 14 issue of Science Express, scientists report that, between 1990 and 2007, the world's forests stored ...
Earth Sciences
Jul 18, 2011
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(PhysOrg.com) -- Leks, they're called, gatherings of males of certain animal species for competitive mating displays. But not every lek's members are competitors, scientists have learned. Some--birds called wire-tailed manakins, ...
Ecology
Jun 22, 2011
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The most widely used methods for calculating species extinction rates are "fundamentally flawed" and overestimate extinction rates by as much as 160 percent, life scientists report May 19 in the journal Nature.
Ecology
May 18, 2011
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Kudzu, the plant scourge of the U.S. Southeast. The long tendrils of this woody vine, or liana, are on the move north with a warming climate.
Environment
Mar 25, 2011
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