Sure, plugging your EV or battery into a socket and tapping into energy that's cheaper and greener than fossil fuels is nice, but the fact of the matter is that there's all this free energy around us, ...

Running out water amidst a 50, 75, or 100 mile bike ride may occasionally be life-threatening, but will undoubtedly always be a huge pain in the neck. Kristof Retezar, a student at the University of ...

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It might look like an old mountain bike with a really big splash guard, but this junker is much more - it's a solar-powered racing machine created by an imaginative team of environmental studies ...