Heretofore experimental, the Japanese have now marketed a battery that is urine-rechargeable.
posted by Burhanistan on Sep 7, 2007 - 24 comments

Stan Meyer invented a water powered car that estimates showed could travel from one US coast to the other on 22 gallons of water. He shows the in car in operation in this old news clip. So what ever happened to him? He died after eating at a restaurant on March 21, 1998. An autopsy report showed the cause of death to be poisoning.
posted by banished on Nov 21, 2006 - 165 comments