Carl Sagan Sings!
 

Carl Sagan's love of tap dancing was second only to love of depressing us with stories of a God-less universe.

Carl Sagan Sings 'A Glorious Dawn' ft Stephen "beat-box" Hawking

I saw that last weekend and I played it about 15 times in a row. I love him. (And the person who came up with it.)

That's very clever and fun, but I had to bail on it. I simply can't stand listening to auto-tune singing. I do adore Carl, though.

"How lucky we are to live in this time."

This video made my day. I heart physicists.