The use of stun guns by police significantly increases the chances of citizen injury, yet also protects the officers more than other restraint methods, according to the most comprehensive research to date into the safety ...
May 01, 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 ...
Apr 25, 2012
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Veterans who have faced combat are more risk-averse when it comes to investing than noncombatants, according to a new Cornell study. As a result, they may struggle to build wealth through long-term investments, ...
Apr 10, 2012
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(PhysOrg.com) -- Supernova explosions and the jets of a monstrous black hole are scattering a galaxy's star-making gas like a cosmic leaf blower, a new study finds. The findings, which relied on ultraviolet ...
Apr 04, 2012
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(PhysOrg.com) -- For 27 years, the Concorde provided its passengers with a rare luxury: time saved. For a pricey fare, the sleek supersonic jet ferried its ticketholders from New York to Paris in a mere three-and-a-half ...
Mar 16, 2012
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(PhysOrg.com) -- Using radio and infrared telescopes, astronomers have obtained a first tantalizing look at a crucial early stage in star formation. The new observations promise to help scientists understand ...
Mar 14, 2012
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(PhysOrg.com) -- With the aim to make it easier to launch spacecraft into low Earth orbit (LEO), two researchers have turned to maglev technology to catapult a payload hundreds of miles above the Earth. While ...
Mar 13, 2012
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Partners provide a vital source of positive emotional support for the vast majority of people in the UK. Nine out of ten people who were married or cohabiting talk to their partner about their worries, according to data from ...
Feb 14, 2012
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On Earth all biology is subjected to gravity. Some biological systems require gravity for correct orientation (geotropism: plants grow up, roots grow down). In the absence of gravity even human biology is affected: astronauts ...
Jan 31, 2012
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(PhysOrg.com) -- The human genome contains some 3 billion base pairs that are tightly compacted into the nucleus of each cell. If a DNA strand were the thickness of a human hair, the entire human genome would ...
Jan 17, 2012
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While holiday shoppers search frantically for the Moshi Monsters, LeapPad Explorers, or Lalaloopsy Silly Hair dolls atop their children's wish lists, many physicists remain engrossed in the properties of a ...
Dec 22, 2011
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(PhysOrg.com) -- Dust avalanches around impact craters on Mars appear to be the result of the shock wave preceding the actual impact, according to a study led by an undergraduate student at the UA.
Dec 16, 2011
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(PhysOrg.com) -- About 3,700 years ago, people on Earth would have seen a brand-new bright star in the sky. It slowly dimmed out of sight and was eventually forgotten, until modern astronomers later found ...
Dec 12, 2011
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It is widely believed that being born is about the most stressful thing that can happen to anybody. But being weaned cannot be too far behind it in the list of traumatic experiences. Most humans come to terms with it eventually ...
Oct 06, 2011
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