Event Brief
Apr 11, 2026 at 11:04 AM ET
Chinese Crystal Enables GPS-Free Thorium Clock Navigation
By The BriefBrief
Scientists in Xinjiang develop a crystal for thorium nuclear clocks, potentially guiding submarines and space probes without GPS.
WHO: Scientists in Xinjiang
WHAT: Created the world's first crystal for thorium nuclear clocks
WHEN: Apr 11, 2026 at 10:00 AM ET
WHERE: Xinjiang
WHY: To produce ultraviolet light needed for ultra-precise, portable clocks
How this brief is built: The BriefBrief correlates multiple sources into one evolving event brief, updated as new facts emerge.
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