Physics graduate creates graphene resonator
Feb 18, 2007 |
4.3 / 5 (59) |
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In the world of cutting-edge physics, discoveries are often made using intricate procedures and elaborate, expensive instruments. But a paper by Cornell graduate student Scott Bunch and colleagues shows how ...
Steering atoms toward better navigation, physicists test Newton and Einstein along the way
Feb 18, 2007 |
4.4 / 5 (31) |
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Stanford physicist Mark Kasevich has adapted the technology in today's airplane navigation systems to work with atoms so cold that they almost stand still. At temperatures scarcely above absolute zero, atoms no longer behave ...
High-quality helium crystals show supersolid behavior
Feb 18, 2007 |
4.3 / 5 (29) |
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High-quality, single-crystal, ultra-cold solid helium exhibits supersolid behavior, suggesting that this frictionless solid flow is not a consequence of defects and grain boundaries in poor-quality, polycrystalline, solid ...
Probing Question: Does stress produce gray hair?
Feb 18, 2007 |
3.9 / 5 (22) |
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A reporter struggling to meet a deadline. A single mother juggling work and kids. A student cramming for exams. Could any of these folks justifiably fault their harried lifestyles when they notice a few gray hairs?
Flavanols in cocoa may offer benefits to the brain
Feb 18, 2007 |
4.4 / 5 (14) |
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A special cocoa made to retain naturally occurring compounds called flavanols may have the potential to help maintain healthy brain function and chart the course for future research that could lead to new solutions for preventing ...
Largest-ever search for autism genes reveals new clues
Feb 18, 2007 |
4.3 / 5 (14) |
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The largest search for autism genes to date, funded in part by the National Institutes of Health (NIH), has implicated components of the brain's glutamate chemical messenger system and a previously overlooked site on chromosome ...
New bird, bat species revealed by extensive DNA barcode studies
Biology /
Feb 18, 2007 |
4.3 / 5 (12) |
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At unprecedented levels of difficulty involving highly biodiverse and continent-sized landscapes, scientists have successfully tested their ability to identify and DNA "barcode" entire assemblages of species ...
'Watching atoms move' is goal of powerful new X-ray sources
Feb 18, 2007 |
4.6 / 5 (8) |
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When excited, atoms move at impossibly small length and time scales -- too small and too fast to have been observed in years past. But as applied and engineering physics professor Joel D. Brock comments in the Feb. 2 issue ...
UI researcher cites need for a 'small view' of the environment
Feb 18, 2007 |
4.5 / 5 (2) |
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By thinking small, scientists can solve big environmental problems. That is the message University of Iowa researcher Vicki H. Grassian delivered to colleagues Sunday, Feb. 18, at the 2007 Annual Meeting of the American Association ...
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