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DARPA Set A World Record By Wirelessly Sending 800+ Watts Of Energy Over 8.6 Km Via Laser In A 30-Sec Burst—Achieving 20% Usable Power At The Receiving End. Though Low, It’s Impressive For Long-Range Energy Beaming. The Breakthrough Could Power Drones, Aid Disaster Zones, Battlefield Operations, And Even Popped Popcorn, Like In Real Genius.

DARPA Sends Energy Wirelessly Over 8.6 Kilometers, And Uses It To Make Popcorn | IFLScience

https://www.iflscience.com/darpa-sends-energy-wirelessly-over-86-kilometers-setting-a-new-world-record-79631

Over 800 watts were transferred during the test, with some of that power being used to heat popcorn.