A shoulder separation can result from a blow to your shoulder or a fall on your shoulder. It also can result from a fall on your outstretched hand or arm. It is a common injury in. contact sports such as football, rugby, hockey, or lacrosse.
Imhotep (2667 BC - 2648 BC) Bronze statue of Imhotep Â© Imhotep was chief architect to the Egyptian pharaoh Djoser (reigned c.2630 - c.2611 BC). He was responsible for the world's first known monumental stone building, the Step Pyramid at Sakkara and is the first architect we know by name.
Joseph Nicphore Niepce. Joseph Nicphore Niepce was a French researcher who is most famous for producing the first known photograph. Born on March 7, 1765 to a moderately wealthy family, Niepce pursued a variety of careers, including teaching and military service. However, around 1795 he settled on his family estate in Chalon-sur-Sane, France to concentrate of research and experimentation with his brother Claude.