The team at Sapphire Technologies has developed equipment that generates zero-carbon electricity using natural gas pipeline pressure differentials. Sapphire CEO, Freddie Sarhan, is center-frame, sixth ...

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A stream of compressed air does not look like a power source. In factories, it usually hisses through pipes, drives tools, then disappears as waste. But under the right conditions, that same airflow ...

It's only fitting that the company generating electricity by loop-de-looping a ground-tethered winged drone is from North Carolina. After all, North Carolina is the birthplace of human flight. In 2023 ...

What if the rain falling outside your window could do more than water your garden or fill storm drains? Imagine a world where every drop of rain generates electricity, enough to power homes, cities, ...

Gear-obsessed editors choose every product we review. We may earn commission if you buy from a link. Why Trust Us? Start by making a list of the devices and appliances you need to power and add up the ...