New posts in Si Units

If the candela is a base SI unit, why isn't the sone an SI unit at all?

Is $\pi^2 \approx g$ a coincidence?

Is there any truth to interpreting definition of a second as corresponding to oscillations?

Why is a second equal to the duration of exactly 9,192,631,770 periods of radiations?

Why isn't a meter defined from a kilogram of water?

Why is the mole/"amount of substance" a dimensional quantity?

What are the proposed realizations in the New SI for the kilogram, ampere, kelvin and mole?

Why didn't we replace our SI units with a better system?

Definition of Ohm in SI basic units in words

Why does Coulomb's constant have units?