Next-Generation Compact Discs
A novel agreement among competing electronics companies has delivered an innovative plan for compatible "DVD" products--the first are due out this fall
A novel agreement among competing electronics companies has delivered an innovative plan for compatible "DVD" products--the first are due out this fall
Coaxing semiconductor crystals into lasing blue light is no easy task, but the rewards-- among them, greater storage space on optical disks--are well worth the wait
Although most skin cancers appear in older people, the damage often begins decades earlier, when the sun's rays mutate a key gene in a single cell
Two relativists present their distinctive views on the universe, its evolution and the impact of quantum theory
Disaster struck 250 million years ago, when the worst decimation in the earth's history occurred. Called the end-Permian mass extinction, it marks a fundamental change in the development of life
Computer networks challenge copyright law, but some proposed cures may be as bad as the disease
To move their limbs, cockroaches, crabs and spiders rely on organs in their exoskeletons that act as strain gauges. Their method of locomotion could facilitate the design of multilegged robots