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Solar Frontier, which opened the world’s largest CIGS solar-panel plant, makes plans for more factories.
A well-financed California startup is promising to build a solar-cell factory that could finally make solar power affordable.
Aubrey de Grey thinks he knows how to defeat aging. He’s brilliant, but is he nuts?
Two sprawling solar power plants are complete. One produces electricity at night.
New legislation might slow green technology investment, but other laws could help pick up the slack.
Sun Catalytix is making a new type of flow battery that could store hours’ worth of energy on the grid.
A new type of fuel cell could make CO2 storage cheaper, but it could also prove to be a good way to pump more oil out of the ground.