A phenomenon first observed by an ancient Greek philosopher 2,300 years ago has become the basis for a new device designed to harvest the enormous amounts of energy wasted as heat each year to produce electricity. The first-of-its-kind ...
Nanophysics
Jun 13, 2012
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Everything — from noxious chemicals found in cigarette smoke or car exhaust, to ultraviolet radiation from the sun, to even something as benign as oxygen — is working overtime to damage DNA. Fortunately, all living ...
Cell & Microbiology
Feb 27, 2012
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Researchers from the NIST Center for Nanoscale Science and Technology have made a grating coupler that transmits over 45 % of the incident optical energy from a plane wave into a single surface plasmon polariton (SPP) mode ...
General Physics
Feb 2, 2012
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Researchers with the Lawrence Berkeley National Laboratory (Berkeley Lab) have shed light on the role of temperature in controlling a fabrication technique for drawing chemical patterns as small as 20 nanometers. This technique ...
Nanophysics
Nov 7, 2011
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Glucose meters aren't just for diabetics anymore. Thanks to University of Illinois chemists, they can be used as simple, portable, inexpensive meters for a number of target molecules in blood, serum, water or food.
Biochemistry
Jul 24, 2011
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The animals on the earth have adapted themselves to the environmental temperature changes such as hot in deserts, or cold in the glacial epochs. However, the molecular mechanism for adaptation to thermal environments in the ...
Evolution
Apr 7, 2011
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Princeton researchers have invented an extremely sensitive sensor that opens up new ways to detect a wide range of substances, from tell-tale signs of cancer to hidden explosives.
Optics & Photonics
Mar 21, 2011
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(PhysOrg.com) -- Researchers from North Carolina State University have found a way to optimize the development of DNA self-assembling materials, which hold promise for technologies ranging from drug delivery to molecular ...
Biochemistry
Oct 28, 2010
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Weizmann Institute scientists have 'trained' an electronic system to be able to predict the pleasantness of novel odors, just like a human would perceive them - turning the popular notion that smell is completely personal ...
Analytical Chemistry
Apr 15, 2010
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(PhysOrg.com) -- University of Toronto researchers have used nanomaterials to develop a microchip sensitive enough to quickly determine the type and severity of a patient's cancer so that the disease can be detected earlier ...
Bio & Medicine
Sep 28, 2009
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