from the black-market-batteries dept.
Galactic_grub writes "New Scientist has an interesting round-up of patents related to green power technology. The ideas mentioned include an implantable power source made from stacks of kidney cells that could drive implanted devices like pacemakers, a chemical way to purifying hydrogen, a buckyball-based filter for methane fuel cells and an organism that turns grass cuttings (and other bio-waste) into ethanol."
Anyone who imagines that all fruits ripen at the same time
as the strawberries, knows nothing about grapes.
-- Philippus Paracelsus