Step Aside, Sci-Fi Movies—China Is Building Real-Life Ghost Trackers
China just hit a major milestone in its quest to solve one of physics' biggest puzzles: neutrinos, aka 'ghost particles'. The Jiangmen Underground Neutrino Observatory (JUNO) began filling its massive detector with ultrapure water this week—the final stretch before it starts hunting these elusive subatomic particles!
Why It Matters
Imagine a particle that can zip through Earth like it’s air. Neutrinos are that sneaky—and they hold secrets about the universe’s origins, exploding stars, and even nuclear reactions. JUNO’s 20,000-tonne liquid scintillator (fancy science soup ) and 45,000 high-tech sensors will catch their faint glimmers
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Tech Specs Fit for a Marvel Movie
Buried 700 meters underground in Guangdong to block cosmic interference
Energy resolution 3x sharper than current detectors
Built by 700+ scientists from 17 countries & regions
What’s Next?
By August 2025, JUNO will join Japan’s Hyper-Kamiokande and the U.S. Deep Underground Neutrino Experiment in a global science squad . Their mission? Crack the neutrino mass hierarchy—a puzzle that could rewrite physics textbooks!
Bonus fun fact: If a neutrino flew through you right now, you’d never know. Talk about ghostly!
Reference(s):
China's transparent spherical neutrino detector reaches critical stage
cgtn.com