(Phys.org) —As embryonic tissue develops, cells push and pull on each other, and they must do so correctly for the tissue to develop properly. Now scientists at Harvard University have devised the first method to measure ...
Cell & Microbiology
Dec 9, 2013
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Microvehicles and other devices that can change shape or move with no power source other than a beam of light may be possible through research led by the University of Pittsburgh. The researchers are investigating polymers ...
Polymers
Nov 8, 2013
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A quirk of nature has long baffled biologists: Why do animals push in directions that don't point toward their goal, like the side-to-side sashaying of a running lizard or cockroach? An engineer building a robot would likely ...
General Physics
Nov 4, 2013
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A new, smaller version of NASA's space shuttle is recuperating from a rough first landing.
Space Exploration
Oct 29, 2013
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The beating of flagella is one of the basic principles of movement in the cellular cosmos. However, up to now, scientists were unsure as to how the movements of several of these small cellular appendages are synchronised. ...
Cell & Microbiology
Oct 25, 2013
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You might think that a pair of parallel plates hanging motionless in a vacuum just a fraction of a micrometer away from each other would be like strangers passing in the night—so close but destined never to meet. Thanks ...
Nanophysics
Oct 23, 2013
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Microscopic tears in a new kind of man-made material may actually help the substance bulk up like a bodybuilder at the gym.
Materials Science
Aug 4, 2013
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(Phys.org) —A collaboration of biologists, engineers, and material scientists at Brown University has found that jagged edges of graphene can easily pierce cell membranes, allowing graphene to enter the cell and disrupt ...
Nanomaterials
Jul 10, 2013
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The harder you pull, the quicker it goes. At least, that used to be the rule in mechanochemistry, a method that researchers apply to set chemical reactions in motion by means of mechanical forces. However, as chemists led ...
Materials Science
Jun 17, 2013
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Physicists at the Ruhr-Universität Bochum (RUB) have found out how tiny islands of magnetic material align themselves when sorted on a regular lattice - by measurements at BESSY II. Contrary to expectations, the north and ...
General Physics
May 15, 2013
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