And you are here why?

Check it out - this is seriously  smart water. No, not the vitamin-enriched wallet-emptier that Jennifer Aniston is hawking - this stuff can figure its way out of a maze. The secret is the Leidenfrost effect - you know, the thing where a drop of water skitters around on a hot-plate. Check out the video below - and if you want to avoid spoilers, go to 1:19.. hat-tip Revolutions Water