One of the stranger features of the quantum world is that light—even individual photons—can behave as a wave or a particle, depending on how you measure it. But, according to papers released by ...

The Materials Science and Engineering Division is dedicated to the research and development of materials measurement science, standards, technology, and data. It supports the National Institute of ...

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 ...

Imagine a physicist observing a quantum system whose behavior is akin to a coin toss: it could come up heads or tails. They perform the quantum coin toss and see heads. Could they be certain that ...

Since July 2022, a miniature satellite about the size of a shoebox has been orbiting Earth and monitoring how much solar energy reaches the atmosphere. Now, scientists are finalizing their analysis of ...

A tougher federal standard for ozone pollution, under consideration to improve public health, would ramp up the importance of scientific measurements and models, according to a new commentary ...

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Measurement theory in psychological science addresses how intangible mental phenomena are systematically quantified. It explores the conceptual foundations that underpin the assignment of numbers to ...

In no field of science is the gulf between appreciation and importance as wide as it is for metrology. It’s not about the weather. Metrology is the science of measuring. It has a longer history than ...

The mission of the Materials Measurement Science Division (MMSD) is to ensure and promote excellence in measurement science. MMSD conducts mission-based fundamental research, standards production, and ...