High tech and higher learning aren't always a match made in heaven.
Webcams, tracking devices, and interlinked databases are leading to the elimination of unmonitored public space. Are we prepared for the consequences of the intelligence-gathering network we're unintentionally building?
Carnegie Mellon's Alex Waibel aims to turn computers into astute observers that sense our needs-and even our emotions.
Planes powered by cheap reusable rockets could be the future of space transportation. But don't look to NASA: the initiative is coming from a group of small, maverick companies.
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Biomimicry finds engineering solutions in the natural world.
Cables have the Gadget Master tied up in knots. Will Bluetooth set him free?
As the bombardment of Baghdad escalates, MIT professor and security expert Owen Cote discusses these "smart" munitions and other tools in the high-tech U.S. arsenal.
New networks mimic the behavior of insects and bacteria.
A subway planned for Iraq's capital was never built-or was it? Saddam's biggest secret may be a weapon of mass transit.