Ancient Greek philosopher Aristotle, together with Socrates and Plato, laid much of the groundwork for western philosophy.
384-322
Marie Curie was a Polish-born French physicist famous for her work on radioactivity and twice a winner of the Nobel Prize.
1867-1934
Leonardo da Vinci was an Italian painter and a genius in many realms of science. He is best known for two paintings: the "Mona Lisa" and "The Last Supper."
1452-1519
Albert Einstein was a German-born physicist who developed the theory of relativity. He is considered the most influential physicist of the 20th century.
1879-1955
Italian scientist and scholar Galileo made pioneering observations that laid the foundation for modern physics and astronomy.
1564-1642
Entrepreneur Bill Gates founded the world's largest software business, Microsoft, with Paul Allen and became one of the richest men in the world.
1955-
Stephen Hawking is known for his work regarding black holes and for authoring several popular science books. He suffers from amyotrophic lateral sclerosis.
1942-
Steve Jobs co-founded Apple Computers with Steve Wozniak. Under Job's guidance, the company pioneered a series of revolutionary technologies, including the iPhone and iPad.
1955-2011
Elon Musk is an entrepreneur known for co-founding Tesla Motors, X.com—which later became PayPal—and SpaceX, the last of which launched a landmark commercial spacecraft on May 22, 2012.
1971-
English physicist and mathematician Sir Isaac Newton, most famous for his law of gravitation, was instrumental in the scientific revolution of the 17th century.
1643-1727
Famed mathematician Alan Turing proved in his 1936 paper, "On Computable Numbers," that a universal algorithmic method of determining truth in math cannot exist.
1912-1954
Steve Wozniak is an American computer scientist best known as one of the founders of Apple and the inventor of the Apple II computer.
1950-