Science Bob Pflugfelder Performs Awesome Science Experiments on ‘Jimmy Kimmel Live’

Science expert “Science Bob” Pflugfelder returns to Jimmy Kimmel Live (previously) to demonstrate the different ways liquid nitrogen can affect a balloon (above), blow up a watermelon, and host a slippery friction free race (below).

Bob Blows Up a Watermelon with liquid nitrogen:

Bob has Jimmy Kimmel and his sidekick Guillermo compete in a friction free race: