Potential climate change caused by rising levels of carbon dioxide might be better understood by examining fossil plant remains from millions of years ago, according to biogeochemists. The types of carbon within the leaves ...
Earth Sciences
May 6, 2010
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Proteins called cohesins ensure that newly copied chromosomes bind together, separate correctly during cell division, and are repaired efficiently after DNA damage. Scientists at the Carnegie Institution have found for the ...
Cell & Microbiology
May 6, 2010
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Thought-sparking TED talks that have won legions of followers on the Internet are spreading to television stations around the world.
Other
May 6, 2010
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Human embryonic stem cells (hESCs) possess remarkable properties of self-renewal and pluripotency, the ability to become almost any kind of cell within the body. And yet they share the same genome or set of genes with lineage-committed ...
Biotechnology
May 6, 2010
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After birth the brain looses many nerve cells and this continues throughout life - most neurons are formed before birth, after which many excess neurons degenerate. However, there are some cells that are still capable of ...
Biotechnology
May 6, 2010
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The wavy lines and squiggles etched into a slab of limestone found near Fossil Butte National Monument are prehistoric fish trails, made by Notogoneus osculus as it fed along a lake bottom, says Emory University paleontologist ...
Archaeology
May 6, 2010
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Studies have indicated that insects rely on their brains to respond to what they feel and see. But for the first time, researchers have shown a direct link between neurons at the center of an insect brain and changes in behavior. ...
Plants & Animals
May 6, 2010
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Bacterial spores, the most resistant organisms on earth, carry an extra coating of protection previously undetected, a team of microbiologists reports in the latest issue of the journal Current Biology. Their findings offer ...
Cell & Microbiology
May 6, 2010
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When it comes to talking to parents about most dating issues, teen girls tend to disclose more than boys, and both sexes generally prefer to talk to their mothers.
Social Sciences
May 6, 2010
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Agricultural Research Service (ARS) scientists in North Dakota are evaluating the storage properties of promising new potato varieties that could greatly improve potato quality for growers throughout the United States.
Biotechnology
May 6, 2010
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