Project Aura is actually a really good idea: rim-mounted LEDs that change colors based on how fast you ride—self-powered (by a front hub dynamo) to boot. It’s the brainchild of Ethan Frier and Jonathan Ota, industrial design students at Carnegie Mellon University who admirably addressed the issue of nighttime cycling accidents with an idea and a Small Undergraduate Research Grant (SURG).

Project Aura: Bicycle Safety Lighting System from Project AURA on Vimeo.

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-Via Core77