Sailing needs the skill to harness the power of the wind and the waves. Sailing could be called one of the most visually pleasing events of the Olympics.A square sail used in ancient times could only sail in front of the wind.While a sail boat can sail upwind.What's the reason behind this difference?It is only with the help of science the sail ships today can achieve such extraordinary speed,allowing them to push the sport of sailing to its next phase of development.

帆船项目需要操作者驾驭风和海浪力量的能力。因此帆船项目可以称为奥运项目中最具视觉观赏性的项目。以前古人仅仅使用横帆就能在风面前所向无阻，而现在帆船帆则能迎风而行。究其原因，二者有何不同?现今在科学的帮助下帆船的航行速度可以达到非比寻常的速度，这使它们能够推动下一阶段帆船运动的发展。