(Phys.org) -- Batoid rays, such as stingrays and manta rays, are among nature's most elegant swimmers. They are fast, highly maneuverable, graceful, energy-efficient, can cruise, bird-like, for long distances in the deep, ...
Engineering
Jul 24, 2012
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One of China's most popular microblogging services has shut several accounts for spreading "malicious" rumours, as Beijing tightens control over the Internet after the ouster of a top leader.
Internet
Apr 25, 2012
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(Phys.org) -- Mechanical energy is all around us, whether in the form of a vehicle's vibrations, ocean waves, or vibrating train tracks. However, much of this energy is irregular and oscillatory - for example, road bumps ...
(AP) -- China is shuttering more than a dozen websites, penalizing two popular social media sites and detaining six people for circulating rumors of a coup that rattled Beijing in the midst of its worst high-level political ...
Internet
Mar 31, 2012
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US Internet security firm Symantec on Monday exposed a cyber spying campaign targeting trade secrets at top chemical firms and linked the industrial espionage to a man in China.
Internet
Oct 31, 2011
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Noxious weeds are often found growing along roads and trails and vehicles have long been suspected of picking up weed seeds and dispersing them to new locations. A new Montana State University Extension publication describes ...
Ecology
Jun 24, 2011
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An ultra-light unmanned aircraft powered by solar energy and designed for military surveillance landed after two weeks aloft and setting a record for the longest unmanned flight, its manufacturer said.
Energy & Green Tech
Jul 24, 2010
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(PhysOrg.com) -- European researchers have developed a small robotic drone capable of helping save lives in emergency situations or preventing terrorist attacks in urban areas.
Engineering
May 29, 2009
5
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Researchers have developed a technology that detects damage to critical suspension components in military vehicles simply by driving over a speed bumplike "diagnostic cleat" containing sensors.
Engineering
Apr 13, 2009
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