The United States’ method of keeping time was already very accurate but yesterday, took a giant leap forward with the introduction of the NIST-F2 atomic clock. Scientists at the National Institute of Standards and Technology (NIST) have been building the NIST-F2 for about 10 years in hopes of replacing the aging F1 which has been used to keep the official time since 1999. The new NIST-F2 is three-times more accurate that its predecessor.  The NIST-F2 clock is used to keep the official time in the United States and is shared with the International Bureau of Weights and Measures in Paris, France. Why is accurate time important? Accurate time is very important for businesses such as electrical power grids, GPS satellite systems, and telephone networks (which…
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