Search results for author:(lin edwards)

Archaeology Mar 26, 2010

Fossil feces point to a shark attack 15 million years ago

(PhysOrg.com) -- Paleontologists Stephen Godfrey and Joshua Smith have been studying marine fossils in the Maryland area of Calvert Cliffs for many years, and Godfrey has catalogued over 26,000 items found on the local beaches. ...

Software Mar 26, 2010

Web browsers and iPhone hacked at contest

(PhysOrg.com) -- Hackers had a field day on the first day of the Pwn2Own contest, successfully attacking Safari, iPhone, Internet Explorer, and Firefox. The Pwn2Own contest is an annual event that encourages security specialists ...

General Physics Mar 26, 2010

Mpemba effect: Why hot water can freeze faster than cold

(PhysOrg.com) -- Scientists have known for generations that hot water can sometimes freeze faster than cold, an effect known as the Mpemba effect, but until now have not understood why. Several theories have been proposed, ...

Biochemistry Mar 25, 2010

New oxygen producing mechanism proposed

(PhysOrg.com) -- Photosynthesis is the mechanism by which plants generate oxygen, but new research on a novel type of anaerobic bacteria supports the theory that bacteria produced their own oxygen long before the evolution ...

Software Mar 25, 2010

Phone call emotion analyzer is a winner (w/ Video)

(PhysOrg.com) -- An Israeli company, eXaudios Technologies, has developed a software application that automatically analyzes the intonation and volume of a person’s speech in real time and translates it into statements and ...

Electronics & Semiconductors Mar 24, 2010

New PV cell generates electricity from IR and UV light

(PhysOrg.com) -- A prototype of a new type of photovoltaic (PV) cell that generates electricity from visible, infrared and ultraviolet light has been demonstrated by a group of Japanese scientists. It could lead to the development ...

Materials Science Mar 23, 2010

Superelastic iron alloy could be used for heart and brain surgery

(PhysOrg.com) -- Scientists in Japan have designed an elastic iron-based shape metal alloy for use in applications as diverse as heart and brain surgery and buildings in earthquake-prone areas.

Energy & Green Tech Mar 23, 2010

Hydrokinetic proposal for Mississippi river

(PhysOrg.com) -- Everyone is looking for alternative forms of energy, and one company proposes to generate electricity from the flow of the river Mississippi in the US, without using dams to control the water flow.

Condensed Matter Mar 22, 2010

Iron-nitrogen compound forms strongest magnet known

(PhysOrg.com) -- A group of scientists from the University of Minnesota say that Fe16N2 crystals are more magnetic than the most magnetic material previously known, and its magnetism exceeds the predicted limit of magnetism ...

Hi Tech & Innovation Mar 22, 2010

Apple may join the social networking and geolocation craze

(PhysOrg.com) -- Apple has applied for a patent on its 'iGroups' mobile social networking technology, making it the fourth social patent Apple has announced so far this year, according to Patently Apple, which keeps track ...

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