Sailing Into the Wind
    Ships, Boats & the Deep

    Sailing Into the Wind

    Sailboats can sail almost STRAIGHT toward the wind. The sail is a wing, and the keel is the trick.

    Drop a leaf in front of a fan and it blows AWAY. Yet this sailboat is slicing along almost straight TOWARD the wind. How is that even possible?

    Concepts you just met
    Sail as a WingLiftKeelTacking