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Letters from our readers.
A new service from Kirkland, WA-based Inrix predicts traffic slowdowns by crunching road sensor data, weather, history, and local events.
A novel way to cool microprocessors.
A prototype metal cylinder with a liquid coolant has converted the heat from fire into an inexpensive chilling agent.
A noninvasive test for genetic defects in fetuses has reached human clinical studies.
Robots are on the brink of revolutionizing physical therapy, where they assist, guide – and never tire out.
First portable CT scanner for heads could fit in an emergency room.
A simple finger-clip device is able to monitor blood loss accurately – without the need for more invasive or expensive procedures.
A wobbly new molecule called DTA is moving in a straight line toward nanomanufacturing.
Nintendo’s Game Boy can be hacked to create synthesizer-like original music.
Gold nanospheres show a path to all-optical computing.
A Q&A with Philip Rosedale, founder and CEO of Linden Lab, a virtual market-driven community.
If someone steals your fingerprint, “cancelable biometrics” software from IBM can issue a new one.
Oil companies are, to the chagrin of environmentalists, mining a rich source of bitumen in Canada.
MIT’s Scott Manalis shows off his ultrasensitive biomolecule detector.
We voided the warranty – so you don’t have to. A look inside Apple’s flashiest toy.
The skinny on the fountain of youth
Internet users should think carefully before relying on Gmail.
Wireless phone companies, broadcast networks, and software makers are in a cautious, cutthroat dance to bring mobile TV to U.S. cell-phone users.
Could Washington’s approach to cybersecurity be worse? Possibly, if it had an approach.
A new high-school mathematics might someday model complex adaptive systems.
A physicist becomes an entrepreneur – and combines her interests in biosensors, biomedicine, and nanotechnology.
Two MIT scientists are designing clothes for soldiers that can “see” colors and “feel” heat and cold.
How the Web’s inventor viewed security issues a decade ago.