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Scientists Generate Black Hole Radiation in the Lab

Scientists Generate Black Hole Radiation in the Lab

Physics / Plasma Physics

created Dec 07, 2009 | popularity 4.2 / 5 (32) | comments 9

(PhysOrg.com) -- Due to their violent nature and long distance from Earth, black holes and their surroundings are very difficult to study. Currently, the main method to observe a black hole is to use an X-ray ...


Digital quantum battery

Digital Quantum Battery Could Boost Energy Density Tenfold

Physics / Quantum Physics

created Dec 22, 2009 | popularity 4.9 / 5 (32) | comments 13

(PhysOrg.com) -- Physicists theorize that quantum phenomena could provide a major boost to batteries, with the potential to increase energy density up to 10 times that of lithium ion batteries. According to ...


A New Method of Estimating Stellar Distances

A New Method of Estimating Stellar Distances

Space & Earth / Astronomy

created Dec 21, 2009 | popularity 4.4 / 5 (14) | comments 2

(PhysOrg.com) -- The star Chi Cygni is located about 550 light-years away, in the direction of the constellation of Cygnus the Swan. It is a notable star because, unlike the sun which still burns hydrogen ...


Close-up photos of dying star show our sun's fate

Close-up photos of dying star show our sun's fate (w/ Video)

Space & Earth / Astronomy

created Dec 15, 2009 | popularity 5 / 5 (21) | comments 5

(PhysOrg.com) -- About 550 light-years from Earth, a star like our Sun is writhing in its death throes. Chi Cygni has swollen in size to become a red giant star so large that it would swallow every planet ...


Scientists use nanosensors for first time to measure cancer biomarkers in blood

Scientists use nanosensors for first time to measure cancer biomarkers in blood

Nanotechnology / Bio & Medicine

created Dec 13, 2009 | popularity 5 / 5 (13) | comments 3

A team led by Yale University researchers has used nanosensors to measure cancer biomarkers in whole blood for the first time. Their findings, which appear December 13 in the advanced online publication of ...


Superconductor magnet heat shield being developed

Superconductor magnet spacecraft heat shield being developed

Physics / General Physics

created Nov 26, 2009 | popularity 4.8 / 5 (44) | comments 28

(PhysOrg.com) -- European space agencies and an aerospace giant are developing a new re-entry heat shield that will use superconductor magnets to generate a magnetic field strong enough to deflect the superhot ...


Bacteria

Plasma produces KO cocktail for MRSA

Physics / General Physics

created Nov 26, 2009 | popularity 4.9 / 5 (16) | comments 3

MRSA (methicillin-resistant Staphylococcus Aureus) and other drug-resistant bacteria could face annihilation as low-temperature plasma prototype devices have been developed to offer safe, quick, easy and un ...


Physicists see through the opaque with 'T-rays'

Physics / General Physics

created Dec 18, 2009 | popularity 4.2 / 5 (11) | comments 0

"T-rays" may make X-rays obsolete as a means of detecting bombs on terrorists or illegal drugs on traffickers, among other uses, contends a Texas A&M physicist who is helping lay the theoretical groundwork to make the concept ...


Beaming in on Warm Dense Matter (w/ Video)

Physics / General Physics

created Dec 17, 2009 | popularity 5 / 5 (3) | comments 0

(PhysOrg.com) -- The Neutralized Drift Compression Experiment II (NDCX-II) now under construction at Berkeley Lab will deliver a high-current pulse of lithium ions to a foil target almost simultaneously, momentarily heating ...


Colliding auroras produce an explosion of light

Colliding auroras produce an explosion of light

Space & Earth / Space Exploration

created Dec 17, 2009 | popularity 4.8 / 5 (8) | comments 0

(PhysOrg.com) -- A network of cameras deployed around the Arctic in support of NASA's THEMIS mission has made a startling discovery about the Northern Lights. Sometimes, vast curtains of aurora borealis collide, ...


Higher levels of protein hormone associated with lower risk of dementia, Alzheimer's disease

Medicine & Health / Diseases

created Dec 15, 2009 | popularity 5 / 5 (1) | comments 0

Persons with higher levels of leptin, a protein hormone produced by fat cells and involved in the regulation of appetite, may have an associated reduced incidence of Alzheimer disease and dementia, according to a study in ...


Scientists discover mechanism behind superinsulation

Scientists discover mechanism behind superinsulation

Physics / General Physics

created Dec 14, 2009 | popularity 5 / 5 (12) | comments 14

(PhysOrg.com) -- Scientists at the U.S. Department of Energy's Argonne National Laboratory have discovered the microscopic mechanism behind the phenomenon of superinsulation, the ability of certain materials ...


A see-through surprise: Scientists make solid material transparent to terahertz waves

Physics / Condensed Matter

created Dec 07, 2009 | popularity 4.6 / 5 (19) | comments 1

Very often in science, the unexpected discovery turns out to be the most significant. Rice University Professor Junichiro Kono and his team weren't looking for a breakthrough in the transmission of terahertz signals, but ...


Soy peptide lunasin has anti-cancer, anti-inflammatory properties

Chemistry / Biochemistry

created Dec 02, 2009 | popularity not rated yet | comments 0

Two new University of Illinois studies report that lunasin, a soy peptide often discarded in the waste streams of soy-processing plants, may have important health benefits that include fighting leukemia and blocking the inflammation ...


Accelerators and Light Sources of Tomorrow (Part 2: Accelerating with Light)

Accelerators and Light Sources of Tomorrow (Part 2: Accelerating with Light)

Physics / General Physics

created Dec 22, 2009 | popularity 4.8 / 5 (6) | comments 0

Accelerators are far from achieving the highest energies their builders aspire to, but size and cost may limit the kinds of facilities funding agencies can support. In the future, new kinds of machines will ...