New clock won’t lose a second in 300m yrs A new atomic clock NIST-F2 has been developed which would neither gain nor lose one second in about 300 million years, making it 3 times more accurate than its predecessor. It was launched by USA's National Institute of Standards and Technology (NIST), to serve as a new US civilian time & frequency standard along with existing … [Read more...] about New Accurate Atomic Clock Won’t Lose a Second in 300 Million Years