Adrien Liechti did it! Ninety-six days and 16 hours after he started at Cap Angela in Tunisia, he reached Cape Agulhas at the southernmost tip of Africa, where the Atlantic and Indian Oceans meet. He’s cycled from the northernmost point in Africa to the southernmost, setting a world record in the process… read more

Making a good semi-slick tire is harder than it may seem at first. How do you balance the features that make Rene Herse tires perform so well on pavement and on loose surfaces: Thin tread: to keep the tire supple (but thick enough for long service life) Round profile: to avoid sudden changes in grip… read more

How do you make a semi-slick tire that lives up to the promise of smooth-surface speed and traction on loose surfaces? How do you avoid the pitfalls of conventional semi-slicks—especially the sudden transition from smooth center tread to bumpy side knobs? And how do you improve power transfer during out-of-the-saddle sprints, when the… read more