[postlink]http://radical-technology.blogspot.com/2010/06/p-rex-permanent-rare-earth-drum-magnet.html[/postlink]http://www.youtube.com/watch?v=F9d9UuM3TIAendofvid [starttext]Eriez' innovative Permanent Rare Earth Xtreme™Drum Magnet, P-Rex™, is a historic breakthrough in ferrous separation. P-Rex's powerful permanent magnetic circuit designed using sophisticated modeling techniques is up to 40% stronger than an electro and is capable of moving large spherical objects at twice the distance! [endtext]
Tiny “talking” robots form shape-shifting swarms that heal themselves
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Scientists have designed swarms of microscopic robots that communicate and
coordinate using sound waves, much like bees or birds. These
self-organizing mic...
6 hours ago
