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News and Updates

Displaying 276 - 300 of 648

Supercomputing: Probing the Future

NIST scientists have developed a novel automated probe system for evaluating the performance of computer components designed to run 100 times faster than today

Measuring Acceleration with Light

Most people have never seen an accelerometer -- a device that measures change in velocity -- and wouldn’t know where to look. Yet accelerometers have become

A Standard for Lighting Color Preference?

One of the goals of artificial lighting is to make things look natural. White light can make an otherwise appetizing sandwich look like garbage, if the reds

Making Sure that Lumber Measures Up

For some, it is a shocking revelation. But most Americans eventually come to accept the fact that a “two by four” board is actually 1.5 inches by 3.5 inches (38

Better Flowmeters with the Big Blue Ball

Last year, upwards of 25 trillion cubic feet of natural gas were delivered to customers in the United States, and when it changed hands, nearly every cubic foot

NIST Neutral as Butter War Spreads

In 1917, NIST physicists Irwin Priest and Chauncey Peters were drawn into the so-called Butter War, an early 20 th century commercial and political spat between

Calculating Color

Harry Keegan of NIST’s Photometry & Colorimetry Division using a mechanical calculator in 1958 to compute color coordinates for standard sources.