Bugs that roll poo into balls. Not too impressive, right? But dug beetles are clever enough to use the Moon, the stars, and even the Milky Way galaxy to navigate.
I've always figured that aliens looking down at Earth must conclude that the dogs are in charge, as it is us humans who walk behind them picking up their poop. The Powerloo doggie toilet from Michigan inventor Curt Fournier doesn't...
I'm all for going green as the next person, but there has to be a line where you can be too green. Poo-powered vehicles? Yamaha Motor Co. has taken alternative power to a new level with a cow-painted golf cart...