The Atomic Clock That Loses Just One Second Every 100 Million Years
In the world of timekeeping, accuracy is everything—and scientists at the National Institute of Standards and Technology (NIST) have just raised the bar. Meet NIST-F4, one of the most accurate atomic clocks ever built. So precise, in fact, that it would only drift by a single second every 100 million years. What Makes NIST-F4 So … Read more