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Energy

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Robert Ray Hedges via h2o0il.com

The electrolysis process is not dependent on energy. From Arrhenius theory, molecules in solution dissociate into ions and the ions are collected at the electrode. No energy is required for ionic dissociation and electrolysis processes are so efficie

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Clay Dillow via PopSci

A team of visionary Swiss engineers and at least one test pilot with nerves of steel have pushed solar-powered flight to the next level, completing an overnight flight that proves solar flight is possible even when the plane’s fuel source dips behind

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Paul Adams via PopSci

When you think about it, it's ridiculous to spend the effort lugging around spare batteries, hand-cranked chargers, piezoelectric gadgets, and all the other half-baked solutions we depend on to resuscitate a dead phone. There's a potent supply of fre

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