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  • Bringing Light to Silicon

    Intel has announced a new type of silicon laser that can transfer data on a beam of light–and could make computers many times faster.

    1 comment

  • How To Be Human

    Call centers might be able to teach “chat bots” a thing or two about passing the Turing Test.


  • Safer, Longer-Lasting Batteries

    Thin-film technology is still expensive, but it could soon run remote sensors and medical implants–and one day electric vehicles.


  • How to Burn a Three Terabyte CD

    A new nano-optical device can focus laser light tighter than traditional optics, which could lead to higher-density data storage.


  • Gene Chips for Cows

    Applying cutting-edge genomics techniques to cattle might produce more milk and tastier beef.

  • Cheap, Portable MRI

    A new device uses inexpensive, low-power magnets and lasers to create images for materials and biomedical applications.

  • Missile Defense: Hit or Miss?

    The most recent test of the U.S. missile defense system is receiving criticism from technical observers for its simplicity and secrecy.


  • Better Fuel Cells for Laptops

    Adding a chemical found in antifreeze to fuel cells could provide a longer-lasting alternative to batteries in portable electronics.



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