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Even as the price of clean solar energy continues to plummet, we continue to hear the same complaint over and over again: "Solar power only works when the sun is shining." But now, scientists at ...

We walk here, we walk there, we walk everywhere. Maybe you’re headed to work or to lunch in a busy city. You’re expending energy, and the exercise is good for you. But what if, on top of that, we ...

Add Yahoo as a preferred source to see more of our stories on Google. Researchers have demonstrated a particulate static effect-induced electricity generation technology inspired by the Tesla turbine.

Water has long been a source of renewable power. More than 2,000 years ago the Chinese used water wheels to grind grain and pound ore. In the 1700s water wheels kickstarted the Industrial Revolution ...