twisty + cycling   5

Thumbnails | velospace | bike photos
Load and loads of pictures of bikes.
cycling  BMX 
may 2007 by twisty
Physicist and stunt rider create World's first 'Einstein Flip'
"Einstein was a keen cyclist and although there is no evidence to suggest he ever attempted a '360-degree back-flip with table-top', or even a humble wheelie."
cycling  BMX  physics 
january 2005 by twisty
Air Hub
Never have to pump your bicycle tyres up.
july 2004 by twisty

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