Technology Review AudioDizer Podcast - Top Stories

More Energy in Batteries

Katherine Bourzac — Fri, 06 Nov 2009 00:00:00 GMT

Nanowire anodes could let lithium-ion batteries run twice as long.

Splitting Up Search

Duncan Graham-Rowe — Fri, 06 Nov 2009 00:00:00 GMT

Distributing a search engine's index around the world could make it faster and more efficient, researchers say.

Sequencing Price Drops Even Lower

Emily Singer — Fri, 06 Nov 2009 00:00:00 GMT

Start-up Complete Genomics reveals three new human genomes.

Yahoo Distributed Search

Duncan Graham-Rowe — Fri, 06 Nov 2009 00:00:00 GMT

A Battery-Free Implantable Neural Sensor

Kate Greene — Thu, 05 Nov 2009 00:00:00 GMT

A tiny radio chip implanted in a moth harvests power and senses neural activity.

Betting on a Metal-Air Battery Breakthrough

Tyler Hamilton — Thu, 05 Nov 2009 00:00:00 GMT

A government-funded start-up claims it can make ionic liquid energy storage feasible.

Spraying on Skin Cells to Heal Burns

Lauren Gravitz — Thu, 05 Nov 2009 00:00:00 GMT

A new technique in burn treatment provides an alternative to skin grafts in the operating room.

Software Listens for Hints of Depression

Jennifer Chu — Wed, 04 Nov 2009 00:00:00 GMT

A large-scale trial will test whether software can identify depressed patients.

Stealthy Nanoparticles Attack Cancer Cells

Emily Singer — Wed, 04 Nov 2009 00:00:00 GMT

Drugs embedded in special polymers can more effectively shrink tumors.

A Test Ride with the Droid

Erika Jonietz — Wed, 04 Nov 2009 00:00:00 GMT

Motorola's new Android-based smart phone is a viable iPhone alternative.

Implantable Silicon-Silk Electronics

Katherine Bourzac — Tue, 03 Nov 2009 00:00:00 GMT

Biodegradable circuits could enable better neural interfaces and LED tattoos.

An App so You'll Never Forget

Erica Naone — Tue, 03 Nov 2009 00:00:00 GMT

Adaptive-learning algorithms calculate how often people need to see information to remember it.

Can Amazon's PayPhrase Combine Convenience with Security?

Robert Lemos — Tue, 03 Nov 2009 00:00:00 GMT

Amazon hopes its latest payment technology will steal its competitors' thunder.

Stealth-Mode Wind Turbines

Peter Fairley — Mon, 02 Nov 2009 00:00:00 GMT

Coatings and composites ease the air-traffic worries dogging wind power.

First Test for Election Cryptography

Erica Naone — Mon, 02 Nov 2009 00:00:00 GMT

Novel voting technology will be used in a local government election.

Molecular Sunglasses for Macular Degeneration

Emily Singer — Mon, 02 Nov 2009 00:00:00 GMT

Dampening a light-sensing reaction in the eye might slow a common cause of blindness.

Ultracapacitor Startup Gets a Big Boost

Erika Jonietz — Fri, 30 Oct 2009 00:00:00 GMT

An energy storage startup gets new government funding.

Wrapping Solar Cells around an Optical Fiber

Katherine Bourzac — Fri, 30 Oct 2009 00:00:00 GMT

Dye-sensitized cells get a double boost from nanowires and optical fiber.

Testing Cheap Wind Power

Peter Fairley — Thu, 29 Oct 2009 00:00:00 GMT

A continuously variable transmission could lead to cheaper wind power--if it is rugged enough.

Electrifying Brain Tumors

Lauren Gravitz — Thu, 29 Oct 2009 00:00:00 GMT

Combined with chemotherapy, electric fields help prevent the growth of deadly brain tumors.