1.6 billion people in the world still use kerosene lamps for light. Not only are they non-renewable and expensive — they can consume up to 5% of a family’s income — they also give off noxious ...

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Using solar lighting outdoors can be a lifesaver when outdoor outlets are not available. But do solar-powered lights really work? How do they measure up to hardwired electric lights? And what if your ...

Getting your Trinity Audio player ready... When he was 7, Stephen Katsaros took apart the box fan in his bedroom and reassembled it using a bigger, stronger motor. “It sounded like a B-52, but I was ...

PUDUCHERRY: A team of researchers led by a Pondicherry University associate professor has obtained two patents for evolving technologies in the fields of photovoltaic and thermoelectric device ...

For those keen to brighten up their borders, some stake lights that push into the ground might be a better bet. Argos sells a pack of six Stainless Steel Solar Stake Lights for £20. They're capable of ...

We independently review everything we recommend. When you buy through our links, we may earn a commission. Learn more› By Thom Dunn Thom Dunn is a writer focusing on home heating and cooling. He once ...

Which LED light bulbs are best? Finding the best LED light bulbs for your house, office or otherwise can be more complicated than it seems. It’s easy enough to pick out a random A19 light bulb, but ...

The 2014 Nobel Prize in physics went Tuesday to three scientists who gave lighting a makeover by inventing blue LED lights. The award recognizes a seemingly commonplace innovation, but one that has ...