In the May 7 edition of Physical Review Letters an international team led by University of Delaware researchers reports new findings about helium that may lead to more accurate standards for how temperature and pressure are ...
General Physics
May 17, 2010
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The sepals of the plant Arabidopsis thaliana -- commonly known as the mouse-eared cress—are characterized by an outer layer of cells that vary widely in their sizes, and are distributed in equally varied patterns and proportions.
Cell & Microbiology
May 17, 2010
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Using NASA satellite data and Google Earth, a Purdue University researcher has reported finding evidence that North Korea has been logging in what is designated as a protected United Nations forest preserve.
Environment
May 17, 2010
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BP said Monday that about 20 percent of the oil gushing into the Gulf of Mexico is being swallowed up by its insertion tube system, no longer feeding a giant slick off Louisiana.
Environment
May 17, 2010
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(PhysOrg.com) -- In a new study, physicists have proposed that gravity could trigger a runaway effect in quantum fluctuations, causing them to grow so large that the quantum field’s vacuum energy density could dominate ...
A new study to be published in the academic journal Reviews in Fisheries Science recommends that efforts to restore the endangered California delta smelt and other declining pelagic fish should more sharply focus on reducing ...
Environment
May 17, 2010
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A mass extinction of fish 360 million years ago hit the reset button on Earth's life, setting the stage for modern vertebrate biodiversity, a new study reports.
Archaeology
May 17, 2010
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One way that geologists try to decipher how cells functioned as far back as 3 billion years is by studying modern microbial mats, or gooey layers of nutrient-exchanging bacteria that grow mostly on moist surfaces and collect ...
Earth Sciences
May 17, 2010
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The six-foot-long babies of the world's biggest shark species, Carcharocles megalodon, frolicked in the warm shallow waters of an ancient shark nursery in what is now Panama, report paleontologists working at the Smithsonian ...
Archaeology
May 17, 2010
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Japanese carmaker Nissan announced on Monday that the company's Leaf electric car will be sold in Europe for under 30,000 euros (37,105 dollars) after various government incentives.
Energy & Green Tech
May 17, 2010
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