microwave

In modern warfare, where missions are sometimes over in minutes, a blind enemy is a defeated enemy. The electromagnetic pulse from a nuclear weapon detonated miles aboveground would zap an army’s surveillance equipment, but not without causing heavy collateral damage. Instead, a new Air Force tool will fry electronics using high-power microwaves emitted by an unmanned aerial vehicle (UAV).

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The latest in space-saving kitchen technology wont pop your popcorn, but it could help nab criminals. A new micro-microwave, smaller than an ant, can heat pinhead-size drops of liquid to precise temperatures—critical for the kind of lab-on-a-chip devices investigators could someday use in the field for biological analyses such as DNA fingerprinting.

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