Better anti-hacking tools attack invaders.
New 'zoom' interfaces will make it easier to navigate through information on tiny screens.
As population matures, so do assisted-living technologies.
Michigan State University researcher Juyang Weng shows off his "developmental" robots, which learn the same way kids do.
How 3-D ultrasound works.
How to turn garbage into fuel.
Hobbyists play a critical role in the design and diffusion of technology.
Straight from the Lab: Technology's First Draft
T-rays could be more versatile than x-rays.
Cheap computer power and high-tech observation systems mean precise forecasts, offering consumers personalized reports and saving weather-sensitive businesses millions.