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News and Updates

Displaying 1 - 25 of 692

SRM Story: SRM 1641f Mercury in Water

Natural erosion and weathering of rocks and soils, as well as inputs from industrial processes, contribute to the mineral content of groundwater, rivers, lakes

OWM Info Hours Update

OWM continues to host a series of Information Hours, or "Info Hours," to feature current weights and measures, laboratory metrology, or documentary standard

C-RMAP 2025: “That’s A Wrap!”

In early June, over 115 metrologists from state, county, and federal government laboratories gathered with manufacturing and industry laboratory metrologists in

Legal Metrology Meets the Digital Age

The days when a telephone was just a device to make phone calls are long gone. Nowadays, almost everybody has a smartphone with the capability to use it as a

EVSE Metrology Trainings are a Go!

OWM is ramping up a new series of metrology training for the testing and verification of electric vehicle supply equipment (EVSE). This August, in conjunction

BIPM 150th Anniversary Standout Poster

World Metrology Day (20 May 2025) marked the sesquicentennial, or 150th anniversary, of the Meter Convention. NIST and the Office of Weights and Measures (OWM)

Deception, Trickery, and Metrology

While exploring a box of early 20th century index cards in the NIST archives, I stumbled upon two that starkly illustrated one of NIST's missions – legal

OWM Welcomes Undergraduate Researchers

The Office of Weights and Measures (OWM) welcomes Yoon Thwel, a spring Professional Research Experience Program (PREP) intern and Matthew Kenzinger, a visiting
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