'1 second in tens of billions of years': China's ultra-precise optical lattice clock gets international recognition as it challenges US hegemony on time China’s optical lattice clock now contributes to global time, achieving unprecedented precision and challenging traditional caesium-based measurement systems. #optical_lattice #lattice_clock #achieving_unprecedented #measurement_systems #China_ultra-precise #time_China #international_recognition #unprecedented_precision #challenging_traditional #traditional_caesium-based
