(PhysOrg.com) -- A group of Chinese and Australian scientists have developed a handheld, battery-powered plasma-producing device that can rid skin of bacteria in an instant.
SolarCity, well-known for rooftop solar systems, is expanding to so-called microgrids, larger power systems that can be tapped by communities when the power grid goes down.
With asteroid 2005 YU55 passing close by Earth yesterday, this rather unsettlingly near flyby has many people wondering if we would be able to divert an asteroid that was heading for an intersection with Earth in its orbit. ...
A Japanese company has come up with a new way to charge your mobile phone after a natural disaster or in the great outdoors -- by heating a pot of water over a campfire.
Internet giant Google has rolled out an online map tracking the path of Hurricane Irene and providing other useful information about the storm headed for the US east coast.
(Phys.org) -- Snow avalanches, a real threat in countries from Switzerland to Afghanistan, are fundamentally a physics problem: What are the physical laws that govern how they start, grow and move, and can theoretical modeling ...
(AP) -- Nature is pummeling the United States this year with extremes.
Radiation leaked after Japan's Fukushima nuclear disaster in 2011 is unlikely to cause any ill health effects in the future, a UN scientific committee drawing up a major new report said Friday.
University of Manchester mathematicians have developed the theory for a Harry Potter style 'cloaking' device which could protect buildings from earthquakes.