Tag Archives: mechanics
Gee-haw whammy diddle is a mechanical toy consisting of two wooden rods and a propeller. The main rod has a series of notches engraved in it and a propeller loosely attached to its end. The driving rod
The greatest mystery of life is how a single fertilized egg, which is one cell, develops into a fully functioning, sometimes conscious being with many cells of many kinds. We offer a new theory of how embryos
Over the past decade there has been a dramatic rise in the number of shoulder and elbow injures to adolescent baseball pitchers. Fatigue has been shown to be a significant cause of injuries in adolescent baseball pitchers.