The CEO of the biggest power company in the US had a problem. A Democratic state senator was proposing a law that could cut into Florida Power & Light’s (FPL) profits. Landlords would be able to sell cheap rooftop solar power directly to their tenants – bypassing FPL and its monopoly on electricity.

China's 'artificial sun' set a new world record on Thursday by running for 1,056 seconds at high plasma temperature, the longest duration for an experimental advanced superconducting tokamak (EAST) fusion energy reactor, Xinhua News Agency reported.