Instructional Video10:53
PBS

Planck's Constant and The Origin of Quantum Mechanics | Space Time | PBS Digital Studios

12th - Higher Ed
Planck's Length is the length below which the concept of length loses its meaning. What exactly does that mean and what are the incredible implications this fact has upon our reality? To find out check out this episode of Space Time...
Instructional Video16:01
PBS

Is 'Perpetual Motion' Possible with Superfluids?

12th - Higher Ed
The weird rules of quantum mechanics lead to all sorts of bizarre phenomena on tiny scales— particles teleporting through walls or being in multiple places at once or simultaneously existing and not. Shame all this magical behavior...
Instructional Video
Khan Academy

Khan Academy: Bohr Model Radii

9th - 10th
Drawing shell models to explain the Bohr Model Radii and determine the velocity of the ground state electron. [6:57]