News tagged with electric currents
New testing facility helps researchers improve land mine detection equipment
May 13, 2009 |
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Researchers at the Georgia Institute of Technology have built a test facility to evaluate and enhance sensors designed to detect buried land mines. The unique automated system measures the response of individual ...
How space eruptions happen
Apr 07, 2009 |
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(PhysOrg.com) -- Mathematicians at the University of St Andrews have made a discovery which could lead to a better understanding of why huge eruptions occur in space.
New spintronics effect could lead to magnetic batteries
Oct 10, 2008 |
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(PhysOrg.com) -- Physicists have recently discovered that heating one side of a magnetized nickel-iron rod causes electrons to rearrange themselves according to their spins. This so-called "spin Seebeck effect" ...
NSF awards grant to track 'space weather' in Earth's near-space environment
Space & Earth / Earth Sciences
Jul 21, 2008 |
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Global and real-time "space weather" observations of near-Earth space--and the solar storms that can knock out electric power grids--is about to happen for the first time, thanks to funding from the National ...
Search results for electric currents
Obama to plead US case at global warming summit
21 hours ago |
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(AP) -- President Barack Obama will commit the United States to substantial cuts in greenhouse gas pollution over the next decade - despite resistance in Congress over higher costs - when he travels to a ...
Sony optimistic on 3-D TVs, in-house display
22 hours ago |
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(AP) -- A third to a half of the Sony Corp. TV sets sold annually will be packed with 3-D features by the year ending March 2013, a senior executive said Thursday.
Robo-chefs and fashion-bots on show in Tokyo
22 hours ago |
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Forget the Transformers and Astroboy: Japan's latest robots don't save the world -- they cook snacks, play with your kids, model clothes, and search for disaster victims.
Comcast bid for NBC Universal could be sealed next week: source
Nov 25, 2009 |
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Comcast's bid to buy a controlling stake in NBC Universal from General Electric could be sealed next week if GE reaches an agreement with Vivendi, a source close to the matter said Wednesday.
Scientists find emotion-like behaviors, regulated by dopamine, in fruit flies
Medicine & Health / Neuroscience
Nov 25, 2009 |
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Scientists at the California Institute of Technology have uncovered evidence of a primitive emotion-like behavior in the fruit fly, Drosophila melanogaster. Their findings, which may be relevant to the relationship betwee ...
Ships warned about icebergs headed for New Zealand
Space & Earth / Earth Sciences
Nov 25, 2009 |
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(AP) -- Ships are on alert and maritime authorities are monitoring the movements of hundreds of menacing icebergs drifting toward New Zealand in the southern Pacific Ocean, officials said.
Asian carp may have breached barrier protecting Lake Michigan
Nov 24, 2009 |
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Two feared species of Asian carp have zoomed beyond the $9 million electric barriers built to keep them out of Lake Michigan. Now, the only thing left between the carp and the Great Lakes is a lock and dam in southern Chicago.
Seeking a Smarter Grid: Integrating Wind Energy by Linking Buildings to the Grid
Nov 24, 2009 |
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In utility parlance, wind energy is known as a “variable load.” That’s because wind is naturally unpredictable and inconstant. What’s worse, it is more likely to blow at night, when demand for electricity ...
Icebergs head from Antarctica for New Zealand
Space & Earth / Earth Sciences
Nov 24, 2009 |
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(AP) -- Ships in the south Pacific Ocean have been alerted that hundreds of icebergs believed to have split off Antarctic ice shelves are drifting north toward New Zealand, officials said Tuesday.
Stable plaque or heart attack plaque? Researcher builds new MEMS sensor to tell which is which
Nov 23, 2009 |
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University of Sourthern California biomedical engineer and cardiologist Tzung "John" Hsiai hopes to develop a new tool to help clinicians distinguish cardiac emergencies requiring immediate surgery from chronic ...
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