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LiveScience
LiveScience
Ben Turner

DARPA smashes wireless power record, beaming energy more than 5 miles away — and uses it to make popcorn

DARPA Power United States Nikola Tesla
The optical power beaming receiver designed for DARPA's power-beaming experiment.

The U.S. military has set a new record for wireless power transmission, beaming a laser carrying more than 800 watts of power across a distance of 5.3 miles (8.6 kilometers).

The test, performed by the U.S. military's Defense Advanced Research Projects Agency (DARPA) as part of its Persistent Optical Wireless Energy Relay (POWER) program, is a key step toward unlocking the near-instant beaming of power.

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