How a maglev train works.
Sugars could be biology's next sweet spot.
Megahertz, shmegahertz. A few iconoclasts are building computer chips that dispense with the traditional clock. But they face big barriers in bringing their idea into the mainstream.
Two mathematicians set out to make programming easy-and transformed computing.
It takes years and millions to get a new drug to market. New techniques might burrow through the mountain of genome data and break the bottleneck.
The Defense Department agency that midwifed the Internet has a uniquely effective strategy to spur innovation-and plenty of hot new technologies in its pipeline.
The Internet and globalization are creating new battle lines between producers and distributors of content.
Ethernet inventor Bob Metcalfe and Nobelist Walter Gilbert, now both venture capitalists, meet to pick the most significant emerging technologies in IT and biotech.