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Jan 1, 1440
Printing Press invented by Johannes Guttenberg
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Jan 1, 1543
Andreas Vesalius made first anatomical drawings from dissected human bodies
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William Harvey described the circulation of blood to and from the heart
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Gabriel Fahrenheit created first mercury thermometer
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Anton Von Leeuwenhoek discovered citrus fruits prevent scurvy
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Ben Franklin invented the bifocals
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Smallpox vaccine invented by Edward Jenner
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Rene Laennec invented the stethoscope
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Dr. Horace Wells uses nitrous oxide as an anesthetic
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Ignaz Semmelweiss identified cause of infections and instituted hand washing
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Elizabeth Blackwell become first woman to qualify as a doctor in the U.S.
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Louis Pasteur pasteurized milk to kill bacteria
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Gregory Mendel developed patterns of heredity
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Joseph Lister used antesptics during surgery to prevent infection
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Alexander Graham Bell invents the telephone
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Clara Barton founded the American Red Cross
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Louis Pasteur discovered vaccine for rabbies
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Modern ambulance invented in Paris
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Wilhelm Roentgen discovered x-rays
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Felix Hoffman invented aspirin
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Karl Lansteiner discovered different human bloodtypes
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First helicopter flown with a pilot
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Marie Curie isolated radium
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Insulin was first used to treat diabetes
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Alexander Fleming discovered penicillin
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Period: to
John Atanasoff and Clifford Berry invent the electronic computer
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Pager invented by Al Gros
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John Hopps invented the cardiac pacemaker
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Jonas Salk developed first polio vaccine
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First ultrasound used for pregnancies
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Albert Sabin created the oral polio vaccine
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Christian Bernard performed first heart transplant surgery
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Louise Brown, first test-tube baby born in Great Britain
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Smallpox is eradicted
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Gene Therapy discoverd by researchers
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Aids is discovered
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Dolly the Sheep first cloned for tissue clonging
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James Thompson developed embryonic stem cell lines
