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Technology • 2026-04-19 07:17

Inside One of America's Most Powerful Lasers: The Texas Petawatt

Ars Technica publishes a firsthand account from a former lead laser scientist at the University of Texas at Austin's Texas Petawatt facility, describing what a 'shot day' looks like at one of the most powerful lasers in the United States. The facility operates two floors underground beneath the university's Physics, Math, and Astronomy building.

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