A wind-up flashlight is powered by electricity generated by your muscle power. It's considered a green technology, since it doesn't require recharging from an electrical source or replacement and ...

Thanks very much for pointing out Jan. 8 that candles are a growing cause of fires. I am a loss-prevention specialist for State Farm Insurance, in the process of moving from Monroe, La., to Tulsa.

Freeplay, the same eco-friendly company that makes the Jonta wind-up flashlight, has another human-powered invention, dubbed the Lifeline radio. But unlike other solar- and crank-driven products from ...