Solar panels typically generate electricity at only around 13% of their stated capacity. For windmills, it's around 22%. And ...

Wind is doing a better job of displacing carbon from the electricity grid than it gets credit for, according to a recent ...

Mostly available in the western United States, geothermal power is still a tiny proportion of US energy but already produces enough electricity to power 2.7 million homes.

Mingyang Smart Energy said last week that it's installed “the world’s largest single-capacity offshore wind turbine” in a project in Hainan, China. The turbine delivers a power output of up ...