PEZ readers may remember my Colnago V3 project bike with Ultegra R8000: “The shifting is light, crisp, and sure. Dura Ace is supposed to be better, but I’m not sure how much better it can be (at least ...

Interestingly though, the Shimano 105 Di2 model comes in at £3250, just £750 below the carbon frames SuperSix EVO 105 Di2 equipped model. Model range CAAD13 (SRAM Rival AXS Etap) ...

A welder this month at the Deep Sky carbon capture facility under construction in Innisfail, Alberta.Credit...Amber Bracken for The New York Times Supported by By David Gelles and Christopher ...