CleanEnergy

72 percent of residents support the state's switch to fully green energy.

The plan is to connect its suppliers with renewable energy sources.

Tesla-branded selling spaces are coming to 800 retail locations.

The company will buy its own clean energy.

Hywind Scotland is capable of generating enough energy to power 20,000 homes.

Dutch researchers are kicking off the first thorium fission tests in 45 years.

It might take a few decades, however.

Why are all these astronauts studying the Earth anyway?

The 44th president explains how green energy is now cheaper than fossil fuel, and that can't easily be undone by his replacement.

France also opened up the world's first solar road.

Whether Floridians want them is another matter.

The offshore kite farm is expected to generate 'several hundred megawatts' of power by 2025.

New "integrated solar and storage" offerings are already on the way.

It briefly turned into the world's largest magnifying glass.

A Vermont electric utility will sell you Tesla's Powerwall in January, and you'll even get a break on your bill.

The Microsoft co-founder will reveal a massive clean tech initiative at the UN climate change summit in Paris next week.