the.com/sailing
turning an invisible force into freedom, using only cloth, rope, and audacity
upwind tricksailboats can travel faster than the wind itself
physicssails work like vertical airplane wings
ancient rootsEgyptians sailed the Nile over 5,000 years ago
tackingreaching upwind requires zigzagging, never straight lines
speed recordfastest sailboats exceed 65 knots on water