Solar-powered LED light made of bottles
Electronics / Consumer & Gadgets
Jan 20, 2009 |
3.3 / 5 (23) |
7
(PhysOrg.com) -- The Solarbulb, a new lighting gadget from miniWIZ, doesn't exactly come with all parts included: you have to add your own water or soda bottle. The LED Solarbulb screws onto just about any ...
'Core-Shell' Silicon Nanowires May Improve Lithium-Ion Batteries
Jan 20, 2009 |
4 / 5 (12) |
9
(PhysOrg.com) -- Researchers have found a way to incorporate silicon into the structure of rechargeable lithium-ion batteries, which are used to power a wide variety of portable electronic devices, including ...
Transit Search Finds Super-Neptune
Jan 20, 2009 |
4.1 / 5 (9) |
8
(PhysOrg.com) -- Astronomers at the Harvard-Smithsonian Center for Astrophysics have discovered a planet somewhat larger and more massive than Neptune orbiting a star 120 light-years from Earth. While Neptune ...
Control Your Hunger? Study Shows Men Can, Women Can't
Jan 20, 2009 |
4.1 / 5 (8) |
5
(PhysOrg.com) -- A ground-breaking brain-imaging study at the U.S. Department of Energy’s Brookhaven National Laboratory shows that men, but not women, are able to control their brain’s response to their own ...
Microbot motors fit to swim human arteries (Video)
Jan 20, 2009 |
4.6 / 5 (7) |
0
(PhysOrg.com) -- A range of complex surgical operations necessary to treat stroke victims, confront hardened arteries or address blockages in the bloodstream are about to be made safer as researchers from ...
Language driven by culture, not biology
Biology /
Jan 20, 2009 |
4.6 / 5 (7) |
1
(PhysOrg.com) -- Language in humans has evolved culturally rather than genetically, according to a study by UCL (University College London) and US researchers. By modelling the ways in which genes for language might have ...
The Ultimate Home Cinematic 21:9 Viewing Experience
Jan 20, 2009 |
2.5 / 5 (10) |
12
(PhysOrg.com) -- Imagine yourself, watching true Cinema 21:9 LCD TV in the privacy of your own home! Philips is the first to come out with Cinema 21:9, as other manufactures are sure to follow in their footsteps. ...
Continuous Descent: Saving Fuel and Reducing Noise for Airliners
Jan 20, 2009 |
4.8 / 5 (5) |
1
(PhysOrg.com) -- Airline passengers arriving in Atlanta on early morning “redeye” flights during the past few months may have noticed something different during their descent to the runway. Instead of the ...
Native Lizards Evolve to Escape Attacks by Fire Ants
Biology /
Jan 20, 2009 |
4.4 / 5 (5) |
4
(PhysOrg.com) -- Penn State Assistant Professor of Biology Tracy Langkilde has shown that native fence lizards in the southeastern United States are adapting to potentially fatal invasive fire-ant attacks ...
Nitric oxide shown to cause colon cancer
Jan 20, 2009 |
4.2 / 5 (5) |
4
(PhysOrg.com) -- Researchers long ago established a link between inflammation, cancer and the compound nitric oxide, which may be produced when the immune system responds to bacterial infections, including those of the colon. ...
Low-carbohydrate diet burns more excess liver fat than low-calorie diet
Jan 20, 2009 |
4.8 / 5 (4) |
0
People on low-carbohydrate diets are more dependent on the oxidation of fat in the liver for energy than those on a low-calorie diet, researchers at UT Southwestern Medical Center have found in a small clinical ...
Altered brain activity in schizophrenia may cause exaggerated focus on self
Jan 20, 2009 |
4.8 / 5 (4) |
0
(PhysOrg.com) -- Schizophrenia may blur the boundary between internal and external realities by over-activating a brain system that is involved in self-reflection, and thus causing an exaggerated focus on ...
Infidelity produces faster sperms
Biology /
Jan 20, 2009 |
4.3 / 5 (4) |
0
Until now, it has been difficult to prove that fast-swimming sperms have an advantage when it comes to fertilizing an egg. But now a research team at Uppsala University can demonstrate that unfaithful females of the cichlid ...
Our faces, not just our ears 'hear' speech: study
Medicine & Health / Psychology & Psychiatry
Jan 20, 2009 |
3 / 5 (5) |
1
(PhysOrg.com) -- A McGill-led study has found that the perception of speech sounds is modified by stretching facial skin in different directions. Different patterns of skin stretch affect how subjects perceive different words.
Orphaned elephants forced to forge new bonds decades after ivory ban
Biology /
Jan 20, 2009 |
4.7 / 5 (3) |
0
An African elephant never forgets - especially when it comes to the loss of its kin, according to researchers at the University of Washington. Their findings, published online in the journal, Molecular Ecology, reveal that ...
