Archive: 07/06/2007

Nano Wagon Wheels

It looks like a tiny wagon wheel: Scanning tunneling microscope images published in the journal Angewandte Chemie depict giant molecules with a diameter of 7 nm, whose “hub”, “spokes”, and “rim” are clearly recogn ...

dateJul 06, 2007 in Nanomaterials
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Cancer risk in HIV, transplant patients

HIV/AIDS and kidney transplant patients are at much greater risk of contracting 20 different types of cancer than the general population, according to a land mark paper in The Lancet.

dateJul 06, 2007 in Cancer
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Chemical in brain acts like a fuel gauge

The concept that a drop in blood sugar triggers a craving for food is best understood just before lunchtime. But exactly how the process unfolds has proven difficult to explain, even on a full stomach.

dateJul 06, 2007 in Medical research
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Jumping robots take clues from nature

A group of mechanical engineers from the University of Bath has a peculiar interest in flying squirrels, fleas, and grasshoppers. Inspired by animals considered to be excellent jumpers, the researchers have ...

dateJul 06, 2007 in Robotics feature
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Wearable power competition announced

Calling all engineers and designers -- the U.S. Defense Department is sponsoring a competition to develop a wearable electric power system for war fighters.

dateJul 06, 2007 in Other
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Search engine mashup

A mashup of two different types of web search tools could make find the useful nuggets of information among all the grit on the Internet much easier.

dateJul 06, 2007 in Computer Sciences
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The new 'look' of superconductivity

Like the surface motif of a bubble bath, the spatial distribution of a magnetic field penetrating a superconductor can exhibit an intricate, foam-like structure. Ruslan Prozorov at the U.S. Department of ...

dateJul 06, 2007 in Superconductivity
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