The London Design Museum's Cycle Revolution exhibition opens today, so we're revisiting some of the best and most unusual cycling designs from the Dezeen archives.
Recent examples include a compass that guides riders with a single arrow, a folding bike that weighs less than a watermelon, a wooden composite bike frame (pictured), and an augmented reality helmet designed to make urban cycling safer. See more design for cycling »
British inventor Clive Sinclair has launched a crowdfunding campaign to produce an electric version of his lightweight foldable A-Bike, with wheels that are just 13 centimetres in diameter (+ slideshow). More »
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