Portect your crew and boat by learning the what and why of boat-engine cut-off switches, otherwise known as "kill" switches.

I got an inside look at SP80's kite-powered sailboat designed to break the world sailing speed record this year in Namibia.

Abstract: Tethered kites are emerging devices that can take the advantage of high altitude wind energy by controlling their flight paths. In this paper, the tracking control methods of tethered kite ...