The smallest time interval ever defined. Named after theoretical physicist Max Planck (1858-1947), Planck time is 10-43 seconds; however, the only measurement ever actually made was more than twice as ...

Distance scales from the Planck length to a 93-billion-light-year observable universe expose extreme limits of physics and ...

A Planck? Planck’s constant like the physics number for something complicated? Nah, that’s not keyboard related. But maybe it ...

I’d like to invite you to an even higher level of nerdom! Every good nerd knows that E=mc^2. Every great nerd knows that, really, E^2=m^2c^4+p^2c^2 Want to know what that even means? Sure, I’ll tell ...

There are many well-known physical constants, but it always interests us when someone can approximately measure them using equipment you probably have. We could pretend it is because we want to help ...