# The US test-fired its most powerful laser ever

- Link: https://www.widthness.com/the-us-test-fired-its-most-powerful-laser-ever/
- Published: 2025-05-21T10:00:00-05:00
- Author: Curated by John Wysocki

Image: ZEUS is expected to produce even higher levels of power later this year. Image credit: Marcin Szczepanski / Michigan Engineering. Article by Andrew Paul. Popular Science – May 19, 2025. A laser named after the most powerful god in ancient Greece is living up to its name. According to the University of Michigan, the first official experiment from the Zettawatt-Equivalent Ultrashort pulse laser System (ZEUS) yielded 2 petawatts (2 quadrillion watts) of power. For reference, that’s more than 100 times the electricity output across the entire planet—but you’ll likely miss it if you blink. […] Click here to view original web page at www.popsci.com Video: ZEUS Laser Animated Flythrough – UM ZEUS Laser Facility