hospital with non-life-threatening injuries. a 50-foot-wide, 15-ton magnet will be on the move, going five miles an hour, traveling on a barge and truck tour from long island down the east coast of florida and back up north to its destination, department of energy facility in chicago. scientists hope to use it to measure the properties of subatomic particles that last just 2.2 millionths of a second. this geeks me out. >> way over my head. >> i respect it but why is everything getting smaller except magnets? >> you can never have too much magnets. >> incredible power and quite a feat. >> i'm sure it's safe but i would be nervous if i was the car driving past the truck. >> i'm hoping they turned it off otherwise all kinds of stuff -- >> that would be funny.