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Physical Measurement Laboratory

News and Updates

Displaying 76 - 100 of 1488
schematic of sound-wave transmitter and receiver

Sounding Out a New Way to Measure Gas Flow

Researchers at NIST have developed a new — and sound — way to accurately measure the rate at which gas flows in and out of a vessel. The technique, which uses
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Mass Revolution: Kibble Balances for All

NIST is working on a big project in a small package. When you want to weigh something – anything – in the United States, whether it’s a truck full of cargo or a
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Solved: The Mystery of the Cloudy Filters

There’s a mystery happening in some satellites facing the Sun, and scientists from the National Institute of Standards and Technology (NIST) and the Laboratory