(Phys.org)—A Colorado company sees the future of tires on mountain bikes, and they are puncture-proof and airless. Britek Tire and Rubber also envisions mountain-bike riders as being in a far happier mood ...

Technology - Engineering

Nov 04, 2012 4.4 / 5 (17) 20 |

Mountain biking, also known as off-road biking, is a great way to stay physically active while enjoying nature and exploring the outdoors. The good news is that mountain biking-related injuries have decreased. A new study ...

Medicine & Health - Health

Feb 03, 2011 not rated yet 0