The first generation of the Mirai went on sale in 2014, and Toyota has sold over 10,000 to date. ... Toyota has been interested in cow manure for several years. In 2017, ...

Ray Brewer, 66, duped investors out of nearly $9 million claiming he could turn cow manure into green energy. He was sentenced to over six years in federal prison for the Ponzi scheme.

Out in Scotland, Wolf’s Legendairy uses a special machine to turn cow manure into something useful. When Darrell Harden learned about it, he knew there was a way he could bank on his big idea to ...