Eco tiremaker ReTyre partners with Vittoria to manufacture carbon-neutral sustainable tires for city, commuter & utility ...

A few months back, my friend and fellow bicycle enthusiast Eric prepared for his first 100-mile bike ride. Concerned about how sore he’d be afterward, he wondered what he could do to improve his ride.

Portland-based engineer Calvin Young has combined his love of space exploration and cycling to create a new bicycle tire that is airless, as strong as titanium, and will never go flat. “Bicycle tire ...