British explorer Ranulph Fiennes showed off a heavily bandaged hand as he returned home Monday following his evacuation from Antarctica with severe frostbite, and vowed to help the team he left out there.
Mar 04, 2013
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(Phys.org)—A team of scientists from Scotland and the Czech Republic has created a real-life "tractor" beam, as featured in the Star Trek movies, which for the first time allows a beam of light to attract ...
Jan 25, 2013
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(Phys.org)—New York University physicists have created a tractor beam capable of pulling particles micrometers in size. This so-called optical conveyor tractor beam, reported in the journal Physical Re ...
Nov 15, 2012
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(Phys.org)—David Ruffner and David Grier of New York University have developed a technique for using Bessel beams to draw a particle toward a source. In their paper published in Physical Review Letters they d ...
Oct 22, 2012
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A performance evaluation of Class 8 hybrid electric tractor trailers compared with similar conventional vehicles by the U.S. Department of Energy's (DOE's) National Renewable Energy Laboratory (NREL) shows significant improvements ...
Sep 12, 2012
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Jack-knifing is a major cause of devastation in a road traffic accident involving articulated trucks. Researchers in Greece have now designed a device to prevent this often lethal action of such vehicles. Writing in the International Jo ...
Aug 29, 2012
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A long-time staple of science fiction is the tractor beam, a technology in which light is used to move massive objects – recall the tractor beam in the movie Star Wars that captured the Millennium Falcon ...
Aug 15, 2012
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By using sound waves to push and pull matter like science fiction tractor beams, scientists have developed "acoustic tweezers" that can manipulate blood cells and microscopic worms on a platform the size of ...
Jun 26, 2012
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'Tractor beams' of light that pull objects towards them are no longer science fiction. Haifeng Wang at the A*STAR Data Storage Institute and co-workers have now demonstrated how a tractor beam can in fact be realized on a ...
May 24, 2012
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Tractor beams -- the ability to trap and move objects using laser light -- are the stuff of science fiction, but a team of NASA scientists has won funding to study the concept for remotely capturing planetary ...
Oct 31, 2011
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The people in Spain at greatest risk of suffering farming accidents are those aged over 65, followed by people under 16 and people from outside the agricultural sector. These are the results of a study by ...
Jan 14, 2011
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Tractor beams, energy rays that can move objects, are a science fiction mainstay. But now they are becoming a reality -- at least for moving very tiny objects.
Sep 08, 2010
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(PhysOrg.com) -- "Scientists have been working with dipole fields for quite some time," Peter Barker tells PhysOrg.com. "However, most of the work is focused on very small particles, like atoms, or on larger particles, such a ...
Oct 29, 2009
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(PhysOrg.com) -- British space engineers working for a space company in Stevenage in England, have designed a "gravity tractor" spacecraft to deflect any asteroids threatening to collide with Earth. The announcement ...
Sep 04, 2009
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