Another project, the Copenhagen Wheel, is a bicycle wheel that stores excess kinetic energy that it can later disperse to give riders an extra boost when going up hills.

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The next day the box arrived, and when he saw that the shovel entailed a massive bicycle wheel with handlebars, he immediately refused to keep our agreement and insisted we box it back up without even assembling it.

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After all, you can't get autographs on plastic figurines, nor can you put them in bicycle-wheel spokes, if kids do that anymore.

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You are basically purchasing a new front wheel for your bicycle and attaching it along with a lithium battery pack and a throttle.

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Enlisting the help of an engineer, Whelan has spent the past 18 months perfecting the machine and has created a highly adaptable device which snaps on around the wheel of the bicycle.

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British engineer James Starley is, perhaps, most commonly associated with the iconic (and slightly ridiculous) Penny-farthing with its oversized front wheel, but the "safety bicycle, " which his nephew developed the first commercially successful version of in 1885, is the blueprint for most modern bikes.

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She excitedly speaks of the smart ebike, a bicycle with a 250-watt electric hub motor in its rear wheel, launching as part of a pilot program in 2013.

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He was riding a bicycle along a road near historic Port Arthur when he collided with a four-wheel drive vehicle at 1240 local time.

BBC: Webber breaks leg in bike crash