This woman has very good rhythm and a lovely voice...
I think this was the first Vi Hart video I looked at. She is a true YouTube star, I can't wait for the moment her latest work drops into my subscription box.
Tel-Aviv University demos quantum superconductors locked in a magnetic field (www.quantumlevitation.com). For an explanation of the physics behind this demonstration, visit www.quantumlevitation.com/levitation/The_physics.html.
Wow wow wow wow wow wow - you have to watch this.