3-D, after-the-fact focus image sensors invented

(PhysOrg.com) -- At the heart of digital photography is a chip called an image sensor that captures a map of the intensity of the light as it comes through the lens and converts it to an electronic signal.

Jefferson Lab laser twinkles in rare color

December is a time for twinkling lights, and scientists at the Department of Energy's Thomas Jefferson National Accelerator Facility are delivering. They've just produced a long-sought, rare color of laser light 100 times ...

Detector blinding attacks on quantum cryptography defeated

(PhysOrg.com) -- The Cambridge Research Laboratory of Toshiba Research Europe announced today that it has discovered a simple method to prevent detector blinding attacks on quantum cryptography.

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