Hard seeds are prevented from germinating by a water-impermeable seed coat, and for many years this has been considered to be a dormancy mechanism. Scientists from Kew, the University of Bergen and the University ...
May 15, 2013
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If you had to explain what causes the change in seasons, could you? Surprisingly, studies have shown that as many as 95 percent of people—including most college graduates—hold the incorrect belief that ...
May 01, 2013
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A study of sediment cores collected from the deep ocean supports a new explanation for how glacier melting at the end of the ice ages led to the release of carbon dioxide from the ocean.
May 01, 2013
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The universe abounds with dark matter. Nobody knows what it consists of. University of Oslo physicists have now launched a very hard mathematical explanation that could solve the mystery once and for all.
Jan 23, 2013
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(Phys.org)—Why are the leaves on the tallest trees all about the same size, and why aren't those tall trees even taller? It all has to do with basic scientific principles at work in nature, according to ...
Jan 14, 2013
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Scientists used microfluidics to observe the behavior of individual tuberculosis-like bacteria in the presence of antibiotics. Their observations call into question the prevailing theory of bacterial resistance, ...
Jan 03, 2013
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Sylvie Roke, scientist in EPFL's Bioengineering Institute, is refuting previously held theories and offering a new explanation of electrochemical phenomena occurring at the interface between water and a hydrophobic ...
Nov 27, 2012
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(Phys.org)—The Earth's atmosphere holds far less xenon than chondritic meteorites, and researchers have sought for years to explain why. Now, geochemists Svyatoslav Shcheka and Hans Keppler of Bayerisches ...
Oct 11, 2012
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A new paper appearing in the September 2012 edition of the Bulletin of The American Ceramic Society for the first time provides a scientific explanation of why some glass cookware sold in the United States ...
Sep 12, 2012
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Physicists Andrea Pocar and Krishna Kumar of the University of Massachusetts Amherst, part of an international research team, recently reported results of an experiment conducted at the Enriched Xenon Observatory ...
Jul 19, 2012
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(Phys.org) -- Matter exhibits weird properties at very cold temperatures. Take superfluids, for example: discovered in 1937, they can flow without resistance forever, spookily climbing the walls of a container ...
Jun 11, 2012
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A study led by a University of Utah astrophysicist found a new explanation for the growth of supermassive black holes in the center of most galaxies: they repeatedly capture and swallow single stars from pairs ...
Apr 02, 2012
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Sparrows, blackbirds and the great tit are all birds known to sing at a higher pitch (frequency) in urban environments. It was previously believed that these birds sang at higher frequencies in order to escape the lower frequencies ...
Feb 22, 2012
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A Researcher at the Hawai'i Institute of Marine Biology, an organized research unit in the University of Hawai'i at Manoa's School of Ocean and Earth Science and Technology has come up with a new explanation for the effects ...
Aug 30, 2011
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