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Jan 1, 1511
Leonardo da Vinci
Leonardo studied the anatomy of humans and animals and made the first drawing of a fetus in utero. -
William Harvey
William was the first person to outline the human circulatory system in detail. -
Robert Hooke
Robert coined the term “cell” for describing biological organisms. -
Antony van Leeuwenhoek
Antony discovered bacteria. -
Carolus Linnaeus
Linnaeus pioneered the system of taxonomy used widely by today’s biologists. -
Edward Jenner
Edward first refined a vaccine for smallpox by utilizing cowpox viruses. His vaccines were the first step in eradicating smallpox. -
Thomas Malthus
Wrote and studied about demographics and the variables in population fluctuation. 1798 -
Florence Nightengale
Florence Nightengale created the first official school for nurses. -
Gregor Mendel
Founder of modern genetics. -
Charles Darwin
Charles came up with the theory of natural selection. -
Louis Pasteur
Pasteur demonstrated that fermentation is caused by the growth of micro-organisms and that growth of bacteria in nutrient broths is not due to spontaneous generation but rather to biogenesis. -
Clara Barton
Clara Barton was the main establisher of the Red Cross. -
Robert Koch
Robert proved that Bacillus anthracis causes anthrax. -
Joseph Lister
Joseph refined and used antiseptics along with new surgical techniques in procedures. -
Paul Ehrlich
Ehrlich invented Salversan, a drug for syphilis. -
Sir Alexander Fleming
Fleming discovered the antibiotic affects of penicillium mold. -
Dr. Charles Drew
Drew's improved the system of mass blood storage. He also created new transfusion techniques. -
Albert Sabin
Sabin created an easier and more effective vaccine for polio. He also pioneered mass immunization techniques. -
Jonas Salk
Jonas was the first person to develop a safe and effective polio vaccine. -
Colin Murdoch
Murdoch invented the modern disposable syringe in 1956.
