(PhysOrg.com) -- New fossil localities from North Dakota and Montana have produced the remains of a turtle that survived the 65 million-year-old meteorite impact that wiped out the dinosaurs. The resulting study, published ...
Archaeology
Jul 12, 2011
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It is a common perception that bigger, stronger, faster organisms have a distinct advantage for long-term survival when competing with other organisms in a given community.
Cell & Microbiology
Jun 20, 2011
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(PhysOrg.com) -- Scientists from Columbia University, Georgia Institute of Technology and the University of Granada have for the first time reconstructed active enzymes from four-billion-year-old extinct organisms. By measuring ...
Cell & Microbiology
Apr 12, 2011
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(AP) -- Delegates from more than 190 nations kicked off a U.N. conference Monday aimed at ensuring the survival of diverse species and ecosystems threatened by pollution, exploitation and habitat encroachment.
Ecology
Oct 18, 2010
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More than 90 countries have approved the creation of a scientific panel on biodiversity, the dream of many scientists around the world.
Ecology
Jun 13, 2010
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Organisms ensure the survival of their species by genetically adapting to the environment. If environmental conditions change too rapidly, the extinction of a species may be the consequence. A strategy to successfully cope ...
Cell & Microbiology
Nov 4, 2009
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(PhysOrg.com) -- In 1979, Luis Alvarez and his collaborators stunned the world with their discovery that an asteroid impact 65 million years ago probably killed off the dinosaurs and much of the the world's living organisms. ...
Earth Sciences
Oct 2, 2009
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What's so great about sex? From an evolutionary perspective, the answer is not as obvious as one might think. An article published in the July issue of the American Naturalist suggests that sex may have evolved in part as ...
Plants & Animals
Jul 6, 2009
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(PhysOrg.com) -- Mass extinctions occur repeatedly, though irregularly, throughout Earth’s history, and occasionally these extinctions have been devastating to life on our planet - or have they? Extinction events have sometimes ...
