Lower electricity bills could help two Cokeville cattlemen compete and pass their businesses on to their kids, they say, but lawmakers won’t let ranch-scale solar projects feed power to the grid.

Okay, it's not quite that common an occurrence, but there are indeed a number of firms giving this a go. The latest to join the fold is Overview Energy, a Northern Virginia-based startup that's raised ...

Pushing seawater through a membrane to separate salt and freshwater seems like a fairly simple way to expand the supply of ...