Signal gradients in 3-D guide stem cell behavior
Scientists know that physical and biochemical signals can guide cells to make, for example, muscle, blood vessels or bone. But the exact recipes to produce the desired tissues have proved elusive.
Scientists know that physical and biochemical signals can guide cells to make, for example, muscle, blood vessels or bone. But the exact recipes to produce the desired tissues have proved elusive.
Biochemistry
Sep 18, 2013
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(Phys.org) —A wearable display being developed by UA optical scientist Hong Hua could have capabilities even more advanced than those of the recently unveiled Google Glass, a pair of glasses with smartphone capabilities.
Hi Tech & Innovation
Aug 20, 2013
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A team of researchers working at Germany's Technische Universität Braunschweig has succeeded in using a previously known DNA origami construction technique to build a nanoantenna with a docking site. First published in the ...
(Phys.org) —NASA and Aerojet Rocketdyne of West Palm Beach, Fla., recently finished testing a rocket engine injector made through additive manufacturing, or 3-D printing.
Space Exploration
Jul 12, 2013
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Fish can hide in the open ocean by manipulating how light reflects off their skin, according to researchers at The University of Texas at Austin. The discovery could someday lead to the development of new camouflage materials ...
Plants & Animals
Jun 3, 2013
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(Phys.org) —3D structures of biological molecules like proteins directly affect the way they behave in our bodies. EPFL scientists have developed a new infrared-UV laser method to more accurately determine the structure ...
Biochemistry
May 13, 2013
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Animals navigate and orient themselves to survive – to find food and shelter or avoid predators, for example. Research conducted by Dr. Nachum Ulanovsky and research student Michael Yartsev of the Weizmann Institute's Neurobiology ...
Plants & Animals
Apr 18, 2013
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(Phys.org)—Two teams of astronomers have used data from NASA's Chandra X-ray Observatory and other telescopes to map the distribution of dark matter in a galaxy cluster known as Abell 383, which is located about 2.3 billion ...
Astronomy
Feb 28, 2013
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Many commercial robotic arms perform what roboticists call "pick and place" tasks: The arm picks up an object in one location and places it in another. Usually, the objects—say, automobile components along an assembly line—are ...
Robotics
Feb 25, 2013
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(Phys.org)—Researchers at the University of Dundee in Scotland have devised a means of using a Microsoft Kinect sensing system to allow for hand control of holographic optical tweezers. They describe their results in a ...