Scientist By balla2 Apr 15, 1452 Leonardo da Vinci he designed bridges, war machines, buildings, canals and forts. Feb 15, 1564 Galileo Galilei Observe the stars with his telescope Jan 4, 1643 Sir Isaac Newton Gravity Feb 12, 1809 Charles Darwin Discovered evolution Mar 3, 1847 Alexander Graham Bell The Telephone Nov 7, 1867 Marie Curie Discovered radium Mar 14, 1879 Albert Einstein His Theory of relativaty