After years of preparation, new definitions for the basic units of mass, temperature and more have now gone into effect. Source: https://www.sciencenews.org/article/kilogram-just-got-revamp-unit-time-might-be-next4…
Only the Autodidact is Free
After years of preparation, new definitions for the basic units of mass, temperature and more have now gone into effect. Source: https://www.sciencenews.org/article/kilogram-just-got-revamp-unit-time-might-be-next4…