If you ever find yourself in a post-apocalyptic si...  ...cience before it all fell apart.In the video host Ben Krasnow discusses the fact that rubber bands feel strange...  ...ands feel strangely cold when they contract, then Ben shows us how he put this odd property to work mak...  ...to work making a rubber b...

Did you make something cool in your garage last we...  ...d? Well, whatever it is, it's not as cool as what Ben Krasnow