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planck’s constant

  • The Kilogram will be Redefined in 2018: Here’s What You Need to Know

    The Kilogram will be Redefined in 2018: Here’s What You Need to Know

    August 2, 2017

    THIS IS MASSIVE “It’s not obvious that it’s a big deal, but it’s a big deal,” Chief of Quantum Measurement at the National Institute of Standards and Technology (NIST), Jon Pratt, said. His comment regarding a platinum and iridium cylinder that sits under lock and key in Serves, France. This cylinder is no ordinary mass, […]