Technology Review Feed - Tech Review Top Stories

Electricity from Waste Heat

Fri, 21 Nov 2008 05:00:00 GMT

Ener-G-Rotors' system harvests energy at lower temperatures.

A Weed-Powered Passenger Jet

Fri, 21 Nov 2008 05:00:00 GMT

Jet fuel made from an inedible plant will power an aircraft.

Less-Invasive Brain Interfaces

Fri, 21 Nov 2008 05:00:00 GMT

Electrical activity from the surface of the brain may be precise enough to control prostheses, research shows.

How Google's Ear Hears

Thu, 20 Nov 2008 05:00:00 GMT

The new voice-search application for the iPhone marks a milestone for spoken interfaces.

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Expedition Week Continues Tonight

Seven nights of one great discovery after another continues tonight at 9P e/p only on National Geographic Channel. From the ancient pyramids to the ocean depths, from lost cities to outer space, travel with the latest generation of intrepid explorers as they make one great discovery after another. Expedition Week, only on National Geographic Channel.
www.natgeotv.com/expedition

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Obama's NASA Dilemma

Thu, 20 Nov 2008 05:00:00 GMT

The fate of the U.S. space program hangs in the balance.

Observing Buried Carbon Dioxide

Thu, 20 Nov 2008 05:00:00 GMT

A project proves that millions of tons of the sequestered gas can be safely monitored.

Carbon-Nanotube Thread

Wed, 19 Nov 2008 05:00:00 GMT

Fabrics woven from highly conductive, nanotube-coated cotton are wearable biosensors.

BMW's Electric Car

Wed, 19 Nov 2008 05:00:00 GMT

The new Mini borrows a drive system from a high-performance electric sports car.

Healing with Laser Heat

Wed, 19 Nov 2008 05:00:00 GMT

Surgical lasers could soon heal cuts as well as make incisions.

What's Next for Yahoo?

Tue, 18 Nov 2008 05:00:00 GMT

After Jerry Yang, Yahoo may need to rethink its strategy.

Making Graphene More Practical

Tue, 18 Nov 2008 05:00:00 GMT

A novel process yields big pieces of single-ply graphene for smaller, faster electronics.

An Algorithm with No Secrets

Tue, 18 Nov 2008 05:00:00 GMT

Cryptographers will compete to define a new standard.

Detecting Subtle Brain Injuries

Tue, 18 Nov 2008 05:00:00 GMT

New imaging methods may help distinguish brain damage from psychiatric disorders.

Noninvasive Trauma Monitors

Mon, 17 Nov 2008 05:00:00 GMT

A portable sensor spots circulatory shock to save lives.

Ten-Minute Blood Test

Mon, 17 Nov 2008 05:00:00 GMT

A cheap chip rapidly identifies cancer proteins in a drop of blood.

Expanding the Mobile Web

Mon, 17 Nov 2008 05:00:00 GMT

An announcement by Adobe and ARM will let phones see more of the Web.

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Expedition Week Continues Tonight

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The Coming Wireless Revolution

Fri, 14 Nov 2008 05:00:00 GMT

Gadgets that operate over television frequencies promise to transform the wireless landscape.

New Drug Bypasses Gene Mutations

Fri, 14 Nov 2008 05:00:00 GMT

A compound that helps cells produce normal proteins from wonky genes could have a broad impact on genetic diseases.

Making Materials Untouchable

Fri, 14 Nov 2008 05:00:00 GMT

New designs for materials that repel all liquids.

One Account to Rule Them All

Thu, 13 Nov 2008 05:00:00 GMT

A new service combines many ways of communicating.