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https://www.nist.gov/pml
Physical Measurement Laboratory
PML is a world leader in the science of measurement. We determine the definitive methods for nearly every kind of measurement employed in commerce and research, provide NIST-traceable calibrations, and disseminate standards and best practices throughout the nation. At the same time, PML works continuously at the outermost frontiers of metrology, devising tools and techniques to meet the ever-changing demands of American industry and science.
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
In cooperation with researchers and metrologists from around the world, the University of Colorado and NIST Boulder presented a short course consisting of
Space probes designed to study the Sun are the last places you'd expect to have a moisture problem. Yet a recent investigation has found aluminum filters on two
Earth’s host star can be quite temperamental, compelling astronomers to launch satellites and probes on missions to keep a close watch of the Sun’s massive
Some of you know about the deprecation of the U.S. survey foot already, and some may be asking “What the heck is deprecation?” So let’s start with a definition