Solar power is the fastest growing source of global energy
Experts have admitted they underestimated how fast green energy is growing.
How Puerto Rico's power crisis ends
What happened and how it's likely to play out.
Your solar panels could power the neighborhood during a blackout
New algorithms could redistribute renewable energy without the grid.
Apple’s Iowa data center could make Siri better in the US
The new facility will run entirely on renewable energy.
California continues to lead the US in renewable energy
But its greenhouse gas emissions reductions have stalled.
Tesla's 'Tiny House' roadshow demystifies its energy tech
Buyers can see how much they'll save with solar panels and a Powerwall battery.
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.