Activity continues on the Sun
(Phys.org) —Solar activity continued on May 14, 2013, as the sun emitted a fourth X-class flare from its upper left limb, peaking at 9:48 p.m. EDT.
May 15, 2013
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May 15, 2013
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Graphene Outperforms Carbon Nanotubes for Creating Stronger, More Crack-Resistant Materials
(PhysOrg.com) -- Three new studies from researchers at Rensselaer Polytechnic Institute illustrate why graphene should be the nanomaterial of choice to strengthen composite materials used in everything from ...
Apr 26, 2010
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At the heart of Hartley-2, a new breed of comet?
(PhysOrg.com) -- At the heart of every comet lies a remnant of the dawn of the solar system. Or is that remnants? Astronomers don't know, but the answer would give them a clearer picture of exactly how comets ...
May 17, 2011
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Researchers gain new insights into Comet Hartley 2
(PhysOrg.com) -- A tumbling comet nucleus with a changing rotational rate has been observed for the first time, according to a new paper by a Planetary Science Institute researcher.
May 16, 2011
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NASA spacecraft hurtles toward active comet Hartley 2
NASA's Deep Impact/EPOXI spacecraft is hurtling toward Comet Hartley 2 for a breathtaking 435-mile flyby on Nov. 4th. Mission scientists say all systems are go for a close encounter with one of the smallest ...
Oct 18, 2010
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Getting a grip: 'Velcro'-like structure helps bees stick to flowers (w/Videos)
When bees collect nectar, how do they hold onto the flower? Cambridge University scientists have shown that it is down to small cone-shaped cells on the petals that act like 'velcro' on the bees' feet.
May 14, 2009
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Eight days left in comet flyby countdown
(PhysOrg.com) -- NASA's EPOXI mission continues to close in on its target, comet Hartley 2, at a rate of 12.5 kilometers (7.8 miles) per second. On Nov. 4 at about 10:01 a.m. EDT (7:01 a.m. PDT) the spacecraft ...
Oct 27, 2010
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Space radar provides taste of Comet Hartley 2
Exactly one week before the world gets a new look at comet Hartley 2 via NASA's EPOXI mission, observations of the comet by the Arecibo Planetary Radar in Puerto Rico have offered scientists a tantalizing pr ...
Oct 29, 2010
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Carbon copying the 'Stradivarius' sound
(PhysOrg.com) -- It's every violinmaker's dream to produce an instrument to rival the sound of a Stradivarius but now researchers at The University of Nottingham are trying to do just that… using acoustic physics and carbon ...
Sep 11, 2009
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Hard plastics decompose in oceans, releasing endocrine disruptor BPA
Scientists today reported widespread global contamination of sea sand and sea water with the endocrine disruptor bisphenol A (BPA) and said that the BPA probably originated from a surprising source: Hard plastic ...
Mar 23, 2010
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To Ban BPA in Plastics or Not -- That is the Question
Nearly three decades of bickering and wrangling among scientists and the chemical industry about the safety of bisphenol A, (BPA) used pervasively in consumer products finally has a new interested party—The ...
Apr 26, 2010
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Terrifying pterosaurs were fragile in flight
Pterosaurs, the largest creatures ever to take to the skies, were adept fliers in a balmy breeze but would have crashed in stormy weather, according to a study published Wednesday.
Nov 23, 2010
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Video: Flight of the comet
(PhysOrg.com) -- This video clip was compiled from images taken by NASA's EPOXI mission spacecraft during its flyby of comet Hartley 2 on Nov. 4.
Nov 08, 2010
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New method to test materials can aid national defense
A report on research exploring ways to characterize the internal structure, properties and behavior of advanced materials used in challenging Department of Defense operations has won three Arizona State University engineers ...
Mar 20, 2013
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NASA spacecraft on final approach toward comet
(PhysOrg.com) -- The EPOXI mission spacecraft has refined its path toward a Nov. 4 flyby of comet Hartley 2, successfully performing its final maneuver today at 8 a.m. PDT (11 a.m. EDT). The spacecraft burned ...
Nov 02, 2010
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