florence nightingale discovered what
This time, we’re talking about another wartime hero: Florence Nightingale, the founder of modern nursing. During her early life, she defied the conventions of her social status, choosing to study nursing and science rather than marry and have children.
This was Edison's favorite invention. 1879. Discovered incandescent light. he Radically improved dynamos and generators. Discovered a system of distribution, regulation, and measurement of electric current-switches, fuses, sockets, and meters. 1880. Invented the magnetic ore separator. 1880