Back To The Future 2 may have gotten something right. It’s 2015 and Lexus has just unveiled a working hoverboard! They call it the Lexus Slide and it uses magnets that are cooled by liquid nitrogen.
I was pretty disgusted by the idea of a guy dropping a goldfish into liquid nitrogen… but I’ve got to admit, that was pretty cool! (no pun intended)
In an effort to make a point, Kieran Mullen, a physics professor freezes a student’s laptop with liquid nitrogen and then smashes it on the floor.