In order to differentiate and specialize, stem cells require very specific environmental cues in a very specific order, and scientists have so far been unable to prod them to go through each of the necessary ...
Mar 14, 2007
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Instruments known as solid-state telescopes (SSTs), built with detectors fabricated at Lawrence Berkeley National Laboratory and carried aboard the recently launched THEMIS mission, have delivered their first ...
Mar 14, 2007
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The Internet is enough of a marvel that most people would never ask, ''Is this really how we would build it if we could design it all today?'' But asking that very question is the job of a broad-based team of Stanford researchers. ...
Mar 14, 2007
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Purdue University chemical engineers have proposed a new environmentally friendly process for producing liquid fuels from plant matter - or biomass - potentially available from agricultural and forest waste, providing all ...
Mar 14, 2007
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Tiny tremors and temblors recently discovered in fault zones from California to Japan are generated by slow-moving earthquakes that may foreshadow catastrophic seismic events, according to scientists at Stanford ...
Mar 14, 2007
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A team of UBC researchers has re-classified an ancient line of aquatic plants previously thought to be related to grasses and rushes. The discovery clarifies what may be one of the biggest misunderstandings in botanical history.
Mar 14, 2007
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Neurobiologists have discovered a mechanism by which the constantly changing brain retains memories—from that dog bite to that first kiss. They have found that the brain co-opts the same machinery by which cells stably ...
Mar 14, 2007
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It has long been recognized that birds possess the ability to use the Earth’s magnetic field for their navigation, although just how this is done has not yet been clarified. However, the discovery of iron-containing structures ...
Mar 14, 2007
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Sky-Sailor, the working dream of a solar-powered, autonomously-controlled microairplane, has exciting implications in two areas: one on the technological advances of unmanned air vehicles (UAVs); and anothe ...
Mar 14, 2007
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Despite advances in experimental nuclear physics, the most detailed probing of atomic nuclei still requires heavy doses of advanced nuclear theory. The problem is that using theory to make meaningful predictions requires ...
Mar 14, 2007
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The bottom of Turkey’s Lake Van is covered by a layer of mud several hundreds of metres deep. For climatologists this unprepossessing slime is worth its weight in gold: summer by summer pollen has been deposited from times ...
Mar 14, 2007
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Electrons love to zip around metals such as copper, especially if the metal is cooled to temperatures near absolute zero. But if they encounter a magnetic atom (say, iron) during their travels, the electrons will try to "screen," ...
Mar 14, 2007
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The distribution of the four nucleotides along the DNA sequence encodes the genetic information in living systems. However, do nucleic acids possess other attributes that contribute to their biological functions? Recent work ...
Mar 14, 2007
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A small clinical trial of a medication to treat kleptomania has failed to find any conclusive benefit for patients with the impulsive stealing disorder, according to researchers at the Stanford University School of Medicine.
Mar 14, 2007
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With hundreds of nanotechnology-enabled products already on the market and many more in the commercial pipeline, a new report by a former senior Environmental Protection Agency (EPA) official urges policymakers to give greater ...
Mar 14, 2007
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