Repulsive gravity as an alternative to dark energy (Part 2: In the quantum vacuum)
(PhysOrg.com) -- During the past few years, CERN physicist Dragan Hajdukovic has been investigating what he thinks may be a widely overlooked part of the cosmos: the quantum vacuum. He suggests that the quantum vacuum has ...
Feb 01, 2012 |
4.8 / 5 (71) |
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Entire genome of extinct human decoded from fossil
(PhysOrg.com) -- In 2010, Svante Pääbo and his colleagues presented a draft version of the genome from a small fragment of a human finger bone discovered in Denisova Cave in southern Siberia. The ...
Feb 07, 2012 |
4.7 / 5 (53) |
36
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Amazon fungi found that eat polyurethane, even without oxygen
(PhysOrg.com) -- Until now polyurethane has been considered non-biodegradable, but a group of students from Yale University in the US has found fungi that will not only eat and digest it, they will do so even in the absence ...
Feb 03, 2012 |
4.8 / 5 (45) |
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Physicists 'record' magnetic breakthrough
An international team of scientists has demonstrated a revolutionary new way of magnetic recording which will allow information to be processed hundreds of times faster than by current hard drive technology.
Feb 07, 2012 |
4.5 / 5 (38) |
14
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New super-earth detected within the habitable zone of a nearby star
(PhysOrg.com) -- An international team of scientists has discovered a potentially habitable super-Earth orbiting a nearby star. With an orbital period of about 28 days and a minimum mass 4.5 times that of ...
Feb 02, 2012 |
4.9 / 5 (35) |
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Airborne robot swarms are making complex moves (w/ video)
(PhysOrg.com) -- The GRASP Lab at the University of Pennsylvania this week released a video that shows their new look in GRASP Lab robotic flying devices. They are now showing flying devices with more complex ...
Feb 02, 2012 |
4.9 / 5 (30) |
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Engineers build first sub-10-nm carbon nanotube transistor
(PhysOrg.com) -- Engineers have built the first carbon nanotube (CNT) transistor with a channel length below 10 nm, a size that is considered a requirement for computing technology in the next decade. Not ...
Feb 01, 2012 |
4.9 / 5 (29) |
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Wireless power could revolutionize highway transportation, researchers say
A Stanford University research team has designed a high-efficiency charging system that uses magnetic fields to wirelessly transmit large electric currents between metal coils placed several feet apart. The ...
Technology / Energy & Green Tech
Feb 01, 2012 |
4.3 / 5 (27) |
66
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A quantum connection between light and motion
(PhysOrg.com) -- Physicists have demonstrated a system in which light is used to control the motion of an object that is large enough to be seen with the naked eye at the level where quantum mechanics governs ...
Feb 06, 2012 |
4.9 / 5 (20) |
6
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Renowned physicist invents microscope that can peer at living brain cells
(PhysOrg.com) -- Ever since scientists began studying the brain, they’ve wanted to get a better look at what was going on. Researchers have poked and prodded and looked at dead cells under electron microscopes, ...
Feb 03, 2012 |
4.9 / 5 (19) |
7
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Researchers move graphene electronics into 3D
In a paper published this week in Science, a Manchester team lead by Nobel laureates Professor Andre Geim and Professor Konstantin Novoselov has literally opened a third dimension in graphene research. Their ...
Nanotechnology / Nanomaterials
Feb 02, 2012 |
5 / 5 (18) |
5
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New procedure repairs severed nerves in minutes, restoring limb use in days or weeks
American scientists believe a new procedure to repair severed nerves could result in patients recovering in days or weeks, rather than months or years. The team used a cellular mechanism similar to that used by many invertebrates ...
Medicine & Health / Neuroscience
Feb 03, 2012 |
4.8 / 5 (18) |
8
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Global extinction: Gradual doom is just as bad as abrupt
A painstakingly detailed investigation shows that mass extinctions need not be sudden events. The deadliest mass extinction of all took a long time to kill 90 percent of Earth's marine life, and it killed ...
Space & Earth / Earth Sciences
Feb 03, 2012 |
4.2 / 5 (20) |
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New kind of high-temperature photonic crystal could someday power everything from smartphones to spacecraft
A team of MIT researchers has developed a way of making a high-temperature version of a kind of materials called photonic crystals, using metals such as tungsten or tantalum. The new materials — which ...
Feb 03, 2012 |
4.9 / 5 (16) |
5
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ESO team succeeds in linking telescopes at Paranal Observatory into giant VLT
(PhysOrg.com) -- Researchers working as part of the European Southern Observatory (ESO) at the Cerra Paranal Mountain Observatory in the Atacama Desert in Chile, have succeeded in virtually connecting all ...
Feb 06, 2012 |
4.9 / 5 (16) |
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