Tu_Fin Lets You Walk on Water Without Divine Intervention

Nordic skiers will love this 26-foot boat powered by the same motions used in cross-country skiing. The craft's hull is sharply shaped, similar to a rowing skull, letting it efficiently cut through the water. Its designers say it can zip along at 6.5 knots (that's 7.5 mph for you landlubbers). » 3/23/07 2:00pm 3/23/07 2:00pm