Hydropower accounts for nearly 30% of utility-scale renewable energy in the U.S., but federal hurdles may prevent older ...

Solar generators are great - until the sun disappears. This backup device keeps your gear powered, rain or shine.

While still a couple years away from going live, China has just unveiled two turbines so massive it's hard to comprehend.

Despite widespread rainfall and localised disruption to public utilities across Himachal Pradesh, water levels in all major dams remain within safe operational limits, and hydroelectric power ...