Carriers reject kill switch for stolen smartphones (Update)

Samsung Electronics, the world's largest mobile phone manufacturer, has proposed installing a built-in anti-theft measure known as a "kill switch" that would render stolen or lost phones inoperable, but the biggest U.S. carriers ...

Researchers invent a switch that could improve electronics

Researchers at the University of Pittsburgh have invented a new type of electronic switch that performs electronic logic functions within a single molecule. The incorporation of such single-molecule elements could enable ...

High-tech weapons sow fears of chip sabotage

As NATO countries weigh whether to arm Libya's rebels, military planners may give a thought to adding a remote "kill switch" to some weapons to keep them out of the wrong hands, experts say.

Photonic MEMS switches going commercial

One of the technical challenges the current data revolution faces is finding an efficient way to route the data. This task is usually performed by electronic switches, while the data itself is transferred using light confined ...

Enzyme structure reveals how DNA is opened up for transcription

DNA is a molecular manual that contains instructions for building life. And, like any manual, DNA isn't all that useful if it remains unopened and unread. In order to transcribe DNA, the enzyme RNA polymerase, or RNAP, must ...

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