Alphabet is using salt and antifreeze to store power from wind farms
It'll help prevent wasted renewable energy.
Researchers made a battery out of trash
The battery is the latest step in renewable energy storage.
South Korea turns its back on coal and nuclear power
The tech-centric country plans a rapid switch to renewable energy.
San Francisco train service plans to run solely on clean energy
It might take a few decades, however.
Portland plans to convert poop into fuel
The city will convert methane from sewage into renewable natural gas for trucks.
Coal company plans Kentucky's biggest solar farm for old mine site
The trial will repurpose sites drained of fossil fuels.
Tesla's sleek solar panels are easier to install on your roof
You won't have to rip off tiles to install this on your home.
Germany plans to squeeze hydroelectric power out of a coal mine
There could be a sustainable future for former mining towns.