In the previous issue we visited Cornell University’s wind tunnel to see how wind flows around an asymmetric spinnaker. We learned a lot, of course, especially the importance of being dynamic with our ...

Spinnaker staysails have three specific tasks: cleaning up the wind going around the front of the mainsail, moving the center of effort forward to help balance the helm and adding more sail area.

Spinnaker sails are large, lightweight sails with huge surface area designed to grab as much energy as possible from the wind. The crew of the sailboat Marisa flies its spinnaker sail Saturday while ...