University of Illinois Physics Professor Paul Kwiat and members of his research group have developed a new tool for precision measurement at the nanometer scale in scenarios where background noise and ...

I was watching Ben Krasnow making iron nitride permanent magnets and was struck by the fact that about half of the video was about making a magnetometer – a device for measuring and characterizing the ...

An air gap is the distance between the rotor and stator of a large-scale hydroelectric generator. This gap is a very small distance in relation to the size of the rotor. Its measurement to tight ...

Human functioning is increasingly recognized as the third indicator of health, complementing mortality and morbidity. While these indicators describe ...

Many volatile organic compounds (VOCs) are potentially harmful to the environment and people, so it’s useful to know when they are present. These authors developed a method to identify VOCs that ...

In ancient times when someone needed to make a measurement, they would turn to something close at hand, often literally a hand. A tradition that originated thousands of years ago in Egypt that is ...

On May 16, 2025, China’s State Administration for Market Regulation released an action plan targeting breakthroughs in more than 50 core metrology technologies by 2030. The plan sets out to establish ...

Improvements to the SI are helping to evolve the science of accuracy and measurement. Democratization of the SI creates a traceability calibration chain accessible to anyone, anywhere. Digitization of ...