People are increasingly leading a sedentary lifestyle that may lead to weight gain issues; efforts are being made across Europe to encourage people to become more active and as a result, healthier. Researchers at the Fraunhofer ...
Engineering
Nov 19, 2012
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(Phys.org)—Fuel cells, which convert fuel directly into electricity without burning it, promise a less polluted future where cars run on pure hydrogen and exhaust nothing but water vapor. But the catalysts that make them ...
Materials Science
Nov 1, 2012
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Physical activity is extremely important– this applies equally to both young and old. People who exercise regularly are healthier, are rarely overweight and increase their power of concentration. Staying physically and ...
Engineering
Oct 30, 2012
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(Phys.org) -- Researchers may have discovered a new method to predict solar flares more than a day before they occur, providing advance warning to help protect satellites, power grids and astronauts from potentially dangerous ...
Space Exploration
Aug 13, 2012
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Greening vacant lots may make neighborhood residents feel safer and may be associated with reductions in certain gun crimes, according to a new study from the Perelman School of Medicine at the University of Pennsylvania. ...
Social Sciences
Aug 7, 2012
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Chemical batteries power many different mobile electronic devices, but repeated charging and discharging cycles can wear them out. An alternative energy storage device called an ultracapacitor can be recharged hundreds of ...
General Physics
Jul 19, 2012
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Porous ceramic water filters are often coated with colloidal silver, which prevents the growth of microbes trapped in the micro- and nano-scale pores of the filter. Other metals such as copper and zinc have also been shown ...
Bio & Medicine
May 24, 2012
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Physically fit frogs have faster-changing genomes, says a new study of poison frogs from Central and South America.
Evolution
Apr 12, 2012
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Researchers at Harvard University have launched the Peer Instruction (PI) Network, a new global social network for users of interactive teaching methods.
Social Sciences
Feb 9, 2012
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(PhysOrg.com) -- A new NASA study underscores the fact that greenhouse gases generated by human activity -- not changes in solar activity -- are the primary force driving global warming.
Earth Sciences
Jan 30, 2012
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