3-D model shows big body of water in Earth's mantle
Space & Earth / Earth Sciences
Feb 08, 2007 |
4.5 / 5 (276) |
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A seismologist at Washington University in St. Louis has made the first 3-D model of seismic wave damping — diminishing — deep in the Earth's mantle and has revealed the existence of an underground water reservoir ...
Catalyst breakthrough boosts hydrogen fuel cells
Feb 08, 2007 |
4.5 / 5 (52) |
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Researchers at the U.S. Department of Energy's Argonne National Laboratory have discovered new information on the behavior of nano-engineered platinum surfaces – information that may bring polymer electrolyte membrane fuel ...
Flow of tiny bubbles mimics computer circuitry
Feb 08, 2007 |
4.4 / 5 (49) |
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In work that could dramatically boost the capabilities of "lab on a chip" devices, MIT researchers have created a way to use tiny bubbles to mimic the capabilities of a computer.
Scientists discover first fossil of a leaf insect
Other Sciences / Archaeology & Fossils
Feb 08, 2007 |
4.7 / 5 (45) |
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Stick and leaf insects both belong to the insect order “Phamatodea,” or “phasmid” for short, a term which shares the same roots as the word “phantom.” Besides appropriately describing the species’ illusory ...
Good for the goose, not so great for the gander
Feb 08, 2007 |
4.6 / 5 (28) |
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A provocative new model proposed by molecular biologist John Tower of the University of Southern California may help answer an enduring scientific question: Why do women tend to live longer than men? That tendency ...
Revealing secret intentions in the brain
Biology /
Feb 08, 2007 |
4.4 / 5 (27) |
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Every day we plan numerous actions, such as to return a book to a friend or to make an appointment. How and where the brain stores these intentions has been revealed by John-Dylan Haynes from the Max Planck ...
HIV protein enlisted to help kill cancer cells
Feb 08, 2007 |
4.9 / 5 (22) |
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Cancer cells are sick, but they keep growing because they don't react to internal signals urging them to die. Now researchers at Washington University School of Medicine in St. Louis have found an efficient ...
Fitness has fallen since the days of Ancient Greece
Feb 08, 2007 |
4.5 / 5 (22) |
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We may not be as fit as the people of ancient Athens, despite all that modern diet and training can provide, according to research by University of Leeds (UK) exercise physiologist, Dr Harry Rossiter.
Experts foresee efficient ethanol production
Feb 08, 2007 |
4.5 / 5 (19) |
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As the search for alternative fuel sources intensifies, more and more attention has been focused on ethanol-a fuel many see as desirable because it burns cleanly and can be produced from plants.
Enceladus, a moon of Saturn, is a 'cosmic graffiti artist,' astronomers discover
Feb 08, 2007 |
4.5 / 5 (19) |
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Astronomers from the University of Virginia and other institutions have found that Enceladus, the sixth-largest moon of Saturn, is a "cosmic graffiti artist," pelting the surfaces of at least 11 other moons ...
Nanopatterns Regulate Electricity
Nanotechnology / Nanomaterials
Feb 08, 2007 |
4.4 / 5 (19) |
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Regular arrangements of sodium atoms make sodium cobalt oxide a perfect material for laptop batteries, an efficient cooling material and a superconductor. The concentration of sodium atoms in the material can ...
Nanotechnology meets biology and DNA finds its groove
Nanotechnology / Bio & Medicine
Feb 08, 2007 |
4.5 / 5 (18) |
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Pity the molecular biologist.The object of fascination for most is the DNA molecule. But in solution, DNA, the genetic material that hold the detailed instructions for virtually all life, is a twisted knot, looking more like ...
AMO Manufactures First Graphene Transistors
Nanotechnology / Condensed Matter
Feb 08, 2007 |
4.1 / 5 (18) |
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In the scope of his innovative project ALEGRA the AMO nanoelectronics group of Dr. Max Lemme was able to manufacture top-gated transistor-like field-effect devices from monolayer graphene.
Study: Hackers Attack Computers Every 39 Seconds
Technology / Computer Sciences
Feb 08, 2007 |
4.4 / 5 (15) |
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Are hackers trying to get into your computer right now? And what are they up to? A study by the University of Maryland's A. James Clark School of Engineering is one of the first to quantify the near-constant ...
Psychologists show that 'money changes everything'
Medicine & Health / Psychology & Psychiatry
Feb 08, 2007 |
3.8 / 5 (17) |
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It's been said by everyone from Cyndi Lauper to Alex Rodriguez that "money changes everything." Now psychologists at Washington University in St. Louis have published a paper to support that claim.
