It's been nearly three years since Elon Musk unveiled Tesla's solar roof at a Hollywood event, and he still thinks it could turn into something big. But getting there hasn't been easy – and Tesla ...

China, the world's clean-energy juggernaut, faces a rival next door. And one of its top customers, no less. India, a big buyer of Chinese solar panels and electric vehicle batteries, is using a raft ...

Scientists in Canada have demonstrated a promising new device that can purify a gallon of water a day, for just a few cents per gallon. Better yet, it’s made of old tires, and can even generate small ...

First Solar is undervalued and poised to benefit from Trump's onshore manufacturing push and long-term renewable energy demand despite the current solar market downturn. FSLR leads U.S. solar ...

At a recent solar energy trade show, the first thing anyone would note is that solar cells are cheaper than ever before. Perhaps second, is that solar vendors had all sorts of solar panels. There were ...