The International Bureau of Weights and Measures (BIPM) is planning to review four units of measure, including the crucial kilogram, at a meeting that's currently ongoing from October 16 to 20.

If scientists had sacred objects, this would be one of them: a single, closely guarded 137-year-old cylinder of metal, housed in a vault outside of Paris. It is a prototype that precisely defines a ...

Physics is a funny thing. Despite dictating the behaviors and states of everything from atoms to stars, our interpretation of its effects are rooted in very human constructs. Meters, amperes and ...