Science

Bill’s moving non-stop to bring you the “Momentum” episode.

Bill gets things rolling and then puts on the brakes to demonstrate how things can’t move or stop moving by themselves.

They’re on your refrigerator, they’re inside your computer, and you’re even standing on one right now. They’re magnets, and forget about being repulsed.

Do you measure up? Watch the “Measurement” episode with Bill Nye to find out.