Metal air battery

Metal-Air Battery Could Store 11 Times More Energy than Lithium-Ion

Technology / Energy

created Nov 05, 2009 | popularity 4.3 / 5 (40) | comments 11

(PhysOrg.com) -- A spinoff company from Arizona State University plans to build a new battery with an energy density 11 times greater than that of lithium-ion batteries for just one-third the cost. With a ...


Space hotel taking bookings for 2012 opening

Space hotel taking bookings for 2012 opening

Space & Earth / Space Exploration

created Nov 05, 2009 | popularity 4.4 / 5 (21) | comments 11

(PhysOrg.com) -- The first orbiting space hotel is on track to open for its first customers in 2012, but hurry, as bookings are filling fast.


Solar power generation around the clock

Solar power generation around the clock

Technology / Energy

created Nov 05, 2009 | popularity 4.5 / 5 (26) | comments 15

(PhysOrg.com) -- A Californian company, SolarReserve, is developing a solar power system that can store seven hours' worth of solar energy by focusing mirrors onto millions of gallons of molten salt, allowing ...


Success in 'space elevator' competition (AP)

Success in 'space elevator' competition (Update 3)

Space & Earth / Space Exploration

created Nov 05, 2009 | popularity 4.4 / 5 (34) | comments 53

(AP) -- A robot powered by a ground-based laser beam climbed a long cable dangling from a helicopter on Wednesday to qualify for prize money in a $2 million competition to test the potential reality of the ...


Hidden Territory on Mercury Revealed

Hidden Territory on Mercury Revealed

Space & Earth / Space Exploration

created Nov 04, 2009 | popularity 4.8 / 5 (20) | comments 1

The MESSENGER spacecraft's third flyby of the planet Mercury has given scientists, for the first time, an almost complete view of the planet's surface and revealed some dramatic changes in Mercury's comet-like ...


Quantum gas microscope offers glimpse of quirky ultracold atoms

Quantum gas microscope offers glimpse of quirky ultracold atoms

Physics / Quantum Physics

created Nov 04, 2009 | popularity 4.7 / 5 (18) | comments 4

(PhysOrg.com) -- Physicists at Harvard University have created a quantum gas microscope that can be used to observe single atoms at temperatures so low the particles follow the rules of quantum mechanics, ...


Carbon atmosphere discovered on neutron star

Carbon Atmosphere Discovered on Neutron Star

Space & Earth / Astronomy

created Nov 04, 2009 | popularity 4.7 / 5 (19) | comments 1

(PhysOrg.com) -- Evidence for a thin veil of carbon has been found on the neutron star in the Cassiopeia A supernova remnant. This discovery, made with NASA's Chandra X-ray Observatory, resolves a ten-year ...


earthquake

Earthquakes actually aftershocks of 19th century quakes

Space & Earth / Earth Sciences

created Nov 04, 2009 | popularity 4.4 / 5 (19) | comments 9

(PhysOrg.com) -- When small earthquakes shake the central U.S., citizens often fear the rumbles are signs a big earthquake is coming. Fortunately, new research instead shows that most of these earthquakes ...


Mimicking nature, scientists can now extend redox potentials

Mimicking nature, scientists can now extend redox potentials

Chemistry / Biochemistry

created Nov 04, 2009 | popularity 4.8 / 5 (5) | comments 0

(PhysOrg.com) -- New insight into how nature handles some fundamental processes is guiding researchers in the design of tailor-made proteins for applications such as artificial photosynthetic centers, long-range ...


Orphan army ants join nearby colonies

Orphan army ants join nearby colonies

Biology / Plants & Animals

created Nov 04, 2009 | popularity 4.9 / 5 (7) | comments 0

(PhysOrg.com) -- Colonies of army ants, whose long columns and marauding habits are the stuff of natural-history legend, are usually antagonistic to each other, attacking soldiers from rival colonies in border ...


Spacesuits with artificial intelligence may look for life on Mars

Spacesuits with artificial intelligence may look for life on Mars

Space & Earth / Space Exploration

created Nov 04, 2009 | popularity 5 / 5 (7) | comments 0

(PhysOrg.com) -- Astronauts may in future be wearing spacesuits equipped with artificial intelligence (AI) and digital eyes, turning them into what the researchers call cyborg astrobiologists.


Use of cannabinoids could help post-traumatic stress disorder patients

Medicine & Health / Neuroscience

created Nov 04, 2009 | popularity 5 / 5 (7) | comments 1

Use of cannabinoids (marijuana) could assist in the treatment of post-traumatic stress disorder patients. This is exposed in a recent study carried out at the Learning and Memory Lab in the University of Haifa's Department ...


Two-In-One Punch Knocks Out Drug Resistant Cancer Cells

Nanotechnology / Bio & Medicine

created Nov 04, 2009 | popularity 5 / 5 (4) | comments 0

(PhysOrg.com) -- Cancer cells, like bacteria, can develop resistance to drug therapy, leading to relapse of disease. One approach showing promise in overcoming multidrug resistance in tumors is to combine two different anticancer ...


Google Chrome

Chrome 4.0 beta web browser launched

Technology / Software

created Nov 04, 2009 | popularity 3.5 / 5 (10) | comments 0

(PhysOrg.com) -- Google has released its latest beta version of its Chrome browser for Windows, which promises faster browsing, bookmark synchronization and more.


Compressing photonic signals for greater bandwidth

Compressing photonic signals for greater bandwidth

Physics / Optics & Photonics

created Nov 03, 2009 | popularity 4.4 / 5 (5) | comments 3

Cornell researchers have developed an ingenious method to time-compress optical signals. The process could enable optical communication systems to carry many more bits per second or could also be used to generate ...