The medley relay sequence is backstroke, breaststroke, butterfly, freestyle. Which swim stroke is the fastest? Freestyle is the fastest of the four strokes as it is the most efficient movement. The ...

Researchers at the Technical University of Darmstadt and the Helmholtz Center Dresden-Rossendorf have developed flexible ...

Researchers have developed robotic wings that mimic the movement of butterfly wings using only magnetic fields, with no need ...

Butterfly is a difficult stroke to swim as it needs both stamina and style. The movements you need to make, however, are not difficult because you will have done many of them before in other strokes.