What will it take to put thousands of microprocessors in cell phones and laptops?
A new process turns the greenhouse gas into useful materials.
Researchers are finding ways to use stem cells to regrow teeth--a potentially easier and healthier alternative to dentures and dental implants.
Cheap organic molecules could more efficiently convert waste heat into electricity.
A computer model of the brain has learned to detect and classify objects.
Affordable HD-DVD players are one potential payoff from a simpler process for making semiconductor lasers.
A comprehensive project to catalogue all the birds in North America has identified what may be 15 new species.
An intelligent video system in an Arkansas bayou searches for an elusive bird.
A small, powerful rope-climbing device can pull a person up 30 stories in 30 seconds.
A new laser design helps create usable terahertz radiation, which penetrates common materials but doesn't harm tissue.