Cool video: Silly putty eats a magnet. https://slate.com/technology/2013/04/silly-putty-eats-a-magnet-time-lapse-video-of-magnetism-at-work.html via @badastronomer
Archiving my Twitter, Facebook and other social network activity
Cool video: Silly putty eats a magnet. https://slate.com/technology/2013/04/silly-putty-eats-a-magnet-time-lapse-video-of-magnetism-at-work.html via @badastronomer