In the case of the Nova lights, such currents are produced by the interaction between a magnet within a frame-mounted dynamo, and the bike's adjacent fast-spinning wheel rim. The dynamo does not touch ...

Despite the continuous advances being made in lithium-ion battery technology, many cyclists still prefer to use dynamo-powered lights on their bikes - there's no having to remember to recharge the ...

[Jamie] decided to build a generator, and Lego is his medium of choice. Thus was created a fancy levitating generator that turns a stream of air into electricity. The basic concept is simple enough ...

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New Delhi (India), February 5: Many smartphone users worry about limited battery life in a world where connection is always there. The SuperCharge Powerbank and Magnet Charge Dynamo is the ideal way ...