01/04/2011

Secure, synchronized, social TV

Network coding is an innovative new approach to network design that promises much more efficient use of bandwidth, and MIT researchers have made seminal contributions to its development. But in recent work, some of those ...

Parody blooms on Twitter

Twitter is becoming the place for parody with a cast of characters that includes an elusive cobra, a tipsy Queen of England, a profanity-spewing US politician and a maladroit BP spokesman.

Image: Celestial Mountains

(PhysOrg.com) -- The Tien Shan mountain range is one of the largest continuous mountain ranges in the world, extending approximately 1,550 miles (2,500 kilometers) roughly east-west across Central Asia.

Ride-sharing for road freight

Around 20 percent of trucks on German roads are traveling empty, at a huge cost to the transportation companies concerned. Also from an ecological and traffic-management standpoint, it would be better if such journeys could ...

Extreme testing for rotor blades

Wind turbines are growing bigger and bigger – the diameter of their rotor blades could soon reach 180 meters. But that creates a need for larger test rigs capable of accommodating the blades for load testing. One of ...

Lightning-fast materials testing using ultrasound

For years, ultrasound has proven to be a valuable tool in non-destructive materials testing. However, the demands of modern production conditions are increasing all the time. Researchers at Fraunhofer have now developed a ...

Giant batteries for green power

In the future, the growing amounts of solar and wind energy will need to be stored for dark or low-wind periods. One solution is redox flow batteries that can supply current for up to 2000 households. Several Fraunhofer Institutes ...

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