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Digital quantum battery

Digital Quantum Battery Could Boost Energy Density Tenfold

Physics / Quantum Physics

created Dec 22, 2009 | popularity 5 / 5 (22) | comments 9

(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 ...


Proposed Spacetime Structure Could Provide Hints for Quantum Gravity Theory

Proposed Spacetime Structure Could Provide Hints for Quantum Gravity Theory

Physics / Quantum Physics

created Dec 16, 2009 | popularity 4.6 / 5 (53) | comments 15

(PhysOrg.com) -- Spacetime, which consists of three dimensions of space and one time dimension, is such a large, abstract concept that scientists have a very difficult time understanding and defining it. Moreover, ...


Caltech scientists film photons with electrons

Caltech scientists film photons with electrons

Physics / General Physics

created Dec 16, 2009 | popularity 4.9 / 5 (21) | comments 0

(PhysOrg.com) -- Techniques recently invented by researchers at the California Institute of Technology -- which allow the real-time, real-space visualization of fleeting changes in the structure of nanoscale ...


Growing Europe's nanowires

Growing Europe's nanowires

Nanotechnology / Nanophysics

created Dec 16, 2009 | popularity 4.5 / 5 (2) | comments 0

(PhysOrg.com) -- European researchers have developed state-of-the-art nanowire 'growing' technology, opening the way for faster, smaller microchips and creating a promising new avenue of research and industrial ...


Faster, cheaper DNA sequencing method developed

Faster, cheaper DNA sequencing method developed

Nanotechnology / Bio & Medicine

created Dec 20, 2009 | popularity 4.3 / 5 (23) | comments 10

(PhysOrg.com) -- Boston University biomedical engineers have devised a method for making future genome sequencing faster and cheaper by dramatically reducing the amount of DNA required, thus eliminating the ...


Study redefines placebo effect as part of effective treatment

Medicine & Health / Psychology & Psychiatry

created Dec 22, 2009 | popularity not rated yet | comments 0

Researchers used the placebo effect to successfully treat psoriasis patients with one quarter to one half of their usual dose of a widely used steroid medication, according to an early study published online today in the ...


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, ...


Glitter-sized solar photovoltaics produce competitive results

Glitter-sized solar photovoltaics produce competitive results

Technology / Energy

created Dec 22, 2009 | popularity 4.4 / 5 (31) | comments 0

Sandia National Laboratories scientists have developed tiny glitter-sized photovoltaic cells that could revolutionize the way solar energy is collected and used.


Swimming Bacteria Could Become Model for Micromachines

Swimming Bacteria Could Become Model for Micromachines

Physics / General Physics

created Dec 21, 2009 | popularity 5 / 5 (2) | comments 0

(PhysOrg.com) -- UConn researchers say Spiroplasma's propulsion style is optimal for converting energy into motion.


Computer simulation strengthens link between climate change and release of subsea methane

Computer simulation strengthens link between climate change and release of subsea methane

Space & Earth / Earth Sciences

created Dec 17, 2009 | popularity 4.3 / 5 (22) | comments 37

(PhysOrg.com) -- A first-of-its-kind computer simulation that mirrors real-world observations of methane bubbling up from a seabed in the Arctic Ocean provides further evidence that warming oceans may unleash ...


Nanoscale changes in collagen are a tipoff to bone health

Nanoscale changes in collagen are a tipoff to bone health

Medicine & Health / Research

created Dec 22, 2009 | popularity 5 / 5 (1) | comments 0

Using a technique that provides detailed images of nanoscale structures, researchers at the University of Michigan and Detroit's Henry Ford Hospital have discovered changes in the collagen component of bone ...


The Formation of Blue Stragglers

Vampires and collisions rejuvenate stars

Space & Earth / Astronomy

created 5 hours ago | popularity 5 / 5 (4) | comments 1

Stars in globular clusters are generally extremely old, with ages of 12-13 billion years. However, a small fraction of them appear to be significantly younger than the average population and, because they ...


Part 1: From Linacs to Lasers: Accelerators and Light Sources of Tomorrow

Accelerators and Light Sources of Tomorrow (Part 1: From Linacs to Lasers)

Physics / General Physics

created Dec 22, 2009 | popularity 4.6 / 5 (5) | comments 2

From their humble beginnings as offshoots of the ordinary electric light bulb, particle accelerators have evolved in surprising directions. Among the most productive and promising developments have been light ...