British regulators say it's now OK to buy potent cholesterol-busting drugs without a prescription, but medical experts wonder if such easy access is a good idea.
How the latest digital-camera sensors create sharper color photographs.
Reginald Denny made movies with Alfred Hitchcock and Abbott and Costello-and he built the U.S. Army's first robot plane.
As data gets cheaper to collect, smart innovators will manufacture their own serendipity.
Project Oxygen is turning out prototype computer systems
An unobtrusive, brick-sized box analyzes the footstep patterns of the elderly to detect when they have fallen and to give early warning of certain diseases.
Battery-hogging, static-ridden cell phones could soon be a thing of the past.