The physics of a foiling AC75 are as simple as they are complex, but envision a large windsurfing board with towering sails; there is no heavy keel to help keep it upright like a traditional sailboat.
Now, his windsurf board sans a bright orange sail sits on the side of a dune. It broke after a long haul on the Pacific Ocean swell, dodging bears and Russian waters — his circumnavigation of ...