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Luckily, we found a two-pack of solar lights on sale at Amazon for just $13. Originally $18, the Hmcity Solar Lights are ...

A group of scientists led by the US Department of Energy's National Renewable Energy Laboratory (NREL) has designed a monocrystalline mini solar panel that can convert laser light into electricity.

In your home, you probably have a handful of gadgets that rely on batteries: remotes, smoke detectors, wireless keyboards. But instead of having to replace those batteries again and again, those ...

When my wife and I decided to expand our horizons beyond campgrounds with full electrical hook-ups to experience dry camping, we didn’t want to go entirely without certain creature comforts, like ...

Arable land is at an all-time premium. Since the last ice age, humans have cleared one-third of the earth’s forests and two-thirds of its wild grasslands, much of it for agriculture. And as the world ...