DARPA zaps popcorn with laser power beamed 5.3 miles through air
800-watt demo breaks distance record for optical energy transmission
Science
19 May 2025 | 37
You've heard of some of the world-altering technologies that have come out of the US Department of Defense's Advanced Research Projects Agency, or DARPA, because you might not be reading this otherwise. GPS, the internet, robot vacuums, and even mRNA vaccines got their start one way or another in Pentagon-funded labs. Going …