Here's the physics world article SI units to be defined by universal constants.. https://physicsworld.com/a/si-gets-a-makeover/ https://physicsworld.com/a/si-

Here's the physics world article SI units to be defined by universal constants.. https://physicsworld.com/a/si-gets-a-makeover/ https://physicsworld.com/a/si-gets-a-makeover/