News tagged with external
Particles magnetically 'click' to form superstructures
(Phys.org) -- Geomag, the popular children's toy, contains small metal spheres that can be magnetically connected with a click to build a variety of towers, bridges, and sculptures. In a new study, scientists ...
Apr 10, 2012 |
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Atomtronics: A new phase
Just as NASA engineers test new rocket designs in computer studies before committing themselves to full prototypes, so physicists will often model matter under various circumstances to see whether something ...
Feb 19, 2012 |
5 / 5 (3) |
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Exotic new matter expected in ultracold atoms
(PhysOrg.com) -- Just as NASA engineers test new rocket designs in computer studies before committing themselves to full prototypes, so physicists will often model matter under various circumstances to see whether something ...
Feb 29, 2012 |
4.5 / 5 (8) |
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Cloaking magnetic fields: The first 'antimagnet' device developed
Spanish researchers have designed what they believe to be a new type of magnetic cloak, which shields objects from external magnetic fields, while at the same time preventing any magnetic internal fields from ...
Sep 23, 2011 |
4.3 / 5 (15) |
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Spot a bot to stop a botnet
Computer scientists in India have developed a two-pronged algorithm that can detect the presence of a botnet on a computer network and block its malicious activities before it causes too much harm. The team ...
May 01, 2012 |
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Research sparks record-breaking solar cell performances
(PhysOrg.com) -- Theoretical research by scientists with the U.S. Department of Energy (DOE)’s Lawrence Berkeley National Laboratory (Berkeley Lab) has led to record-breaking sunlight-to-electricity conversion ...
Technology / Energy & Green Tech
Nov 07, 2011 |
4.8 / 5 (30) |
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Friction stir welding unites reliability, affordability
(Phys.org) -- NASA's next heavy-lift launch vehicle, the Space Launch System, is moving further in development faster thanks to proven advanced technologies like friction stir welding.
Space & Earth / Space Exploration
May 21, 2012 |
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A surprising molecular switch: Lipids help control the development of cell polarity
In a standard biology textbook, cells tend to look more or less the same from all sides. But in real life cells have fronts and backs, tops and bottoms, and they orient many of their structures according to ...
Feb 19, 2012 |
5 / 5 (1) |
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What scientists know about jewel beetle shimmer
"Jewel beetles" are widely known for their glossy external skeletons that appear to change colors as the angle of view changes. Now they may be known for something else--providing a blueprint for materials ...
Jul 23, 2009 |
4.3 / 5 (11) |
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Protein complex affects cells' ability to move, respond to external cues
In a paper published today in the journal, Cell, a team from the University of North Carolina at Chapel Hill has explained for the first time how a long-studied protein complex affects cell migration and how external cues a ...
Mar 01, 2012 |
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Endeavour poised for next-to-last US shuttle flight
NASA Sunday readied the space shuttle Endeavour for its final mission with liftoff set for 8:56 am (1256 GMT) Monday on the next-to-last flight for the American shuttle program.
Space & Earth / Space Exploration
May 15, 2011 |
4 / 5 (3) |
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Fossilised pregnant fish was one of the first animals to have sex
(PhysOrg.com) -- A pregnant fossil fish at the Natural History Museum in London has shed light on the possible origin of sex, according to a study published in Nature today by an international team includ ...
Biology /
Feb 25, 2009 |
4.8 / 5 (17) |
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Astro-bat feared dead after shuttle launch
The seven astronauts onboard the space shuttle Discovery had an unexpected companion during their liftoff from the Kennedy Space Center earlier this week, the US space agency said.
Space & Earth / Space Exploration
Mar 18, 2009 |
3.5 / 5 (6) |
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New method for magnetic manipulation of cells
(PhysOrg.com) -- Magnetic technology could help address a major problem that bioengineers face as they try to create new tissue: getting human cells to not only form structures, but to stimulate the growth ...
Nanotechnology / Bio & Medicine
Apr 06, 2009 |
4.7 / 5 (7) |
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NASA picks Thursday for Discovery's final launch
NASA will try next week to launch space shuttle Discovery on its final voyage following a four-month delay for fuel tank repairs.
Space & Earth / Space Exploration
Feb 19, 2011 |
4.3 / 5 (6) |
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