Measurements of the collective public mood derived from millions of tweets can predict the rise and fall of the Dow Jones Industrial Average up to a week in advance with an accuracy approaching 90 percent, Indiana University ...
Mathematics
Oct 19, 2010
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Ion funnel technology developed at Pacific Northwest National Laboratory that improves detection and measurement capabilities of mass spectrometry is again showing its commercial value. Agilent Technologies, Inc., has introduced ...
Analytical Chemistry
Oct 19, 2010
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(PhysOrg.com) -- A campaign based in the UK is hoping to construct Charles Babbage's steam-powered Analytical Engine, a prototype computer around the size of a steam locomotive, which Babbage designed in 1837. While elements ...
(PhysOrg.com) -- A father and young son from New York have succeeded in sending an HD camera and iPhone 19 miles high into the upper stratosphere and recording the flight.
(PhysOrg.com) -- Exploring the fundamental laws of physics has often required huge accelerators and particles colliding at high energies. But table-top experiments, usually employing exquisitely tuned lasers and sensitive ...
Optics & Photonics
Oct 19, 2010
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A senior Chinese trade official on Tuesday denied the country was dictating prices of rare earth metals to the world and insisted shipments of the minerals to Japan were never blocked.
Business
Oct 19, 2010
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The world's top polluter, China, is a surprise leader in clean energy efforts, a study showed Tuesday, outstripping the United States and Japan and leaving Australia lagging far behind.
Energy & Green Tech
Oct 19, 2010
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Photonic crystals are exotic materials with the ability to guide light beams through confined spaces and could be vital components of low-power computer chips that use light instead of electricity. Cost-effective ways of ...
Nanomaterials
Oct 19, 2010
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Coral reefs in Southeast Asia and the Indian Ocean are dying from the worst bleaching effect in more than a decade, Australian marine scientists said Tuesday.
Environment
Oct 19, 2010
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Starch grains found on grinding stones suggest that prehistoric man may have consumed a type of bread at least 30,000 years ago in Europe, US researchers said.
Archaeology
Oct 19, 2010
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