(Phys.org)—Using clusters of tiny magnetic particles about 1,000 times smaller than the width of a human hair, researchers from the UCLA Henry Samueli School of Engineering and Applied Science have shown that they can manipulate ...
Bio & Medicine
Oct 16, 2012
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From man-made toxic chemicals such as industrial by-products to poisons that occur naturally, a water or food supply can be easily contaminated. And for every level of toxic material ingested, there is some level of bodily ...
Analytical Chemistry
May 14, 2012
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Plants do not have eyes or legs, yet they are able to "see" and move toward and away from light. This ability, called phototropism, is controlled by a series of molecular-level signals between proteins inside and between ...
Cell & Microbiology
Oct 12, 2011
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Researchers at Harvard Medical School have discovered that structural elements in the cell play a crucial role in organizing the motion of cell-surface receptors, proteins that enable cells to receive signals from other parts ...
Cell & Microbiology
Aug 18, 2011
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(PhysOrg.com) -- A University of Connecticut researcher is using hydrogels to mimic the defining features of animal connective tissue.
Biotechnology
Jul 21, 2010
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(PhysOrg.com) -- In experiments that pave the way for tiny mobile surgical tools activated by heat or chemicals, Johns Hopkins researchers have invented dust-particle-size devices that can be used to grab and remove living ...
Jan 12, 2009
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