history timeline 1

5 Scienctist In History

Isaac Newton

1642 CE

Regarded as the founder of modern physical science.

John Dalton

September 6, 1766 CE - July 26, 1844 CE

Learned air is not a chemical solvent.

Charles Darwin

February 12, 1809 CE

discovered "The Darwin Theory of Evolution."

Wilhelm Wundt

August 16, 1832 CE - August 31, 1920 CE

Established the first psychology lab.

Alfred Kinsey

1933 CE

study sexology and made the Kinsey Scale which ranges from 0 to 6, where 0 is exclusively heterosexual and 6 is exclusively homosexual; a rating of X, for asexual, was later added by Kinsey's associates.

5 Scientific Events

First atom bomb dropped

August 6, 1945

U.S. drops atomic bomb on Japan; World War II ends 8 days later

New Bomb

1951

U.S. tests hydrogen bomb

TV

1954

Television becomes increasingly common.

Birth Control Approved

1960

Food and Drug Administration approves birth control pill for general use

PC

1977

Apple introduces Apple II, the first prominent personal computer

Medical events

Smallpox Vaccination

1796

Edward Jenner, an English country doctor, performs the first vaccination against smallpox

Anesthesia

1842 - 1846

Several scientists discover that certain chemicals can be used as anesthetics, making it possible to perform surgery without pain.

X-rays

1895

Wilhelm Roentgen accidentally discovers X-rays as he conducts experiments with the radiation from cathode rays

Vitamins

1900

Frederick Hopkins and others discover that some diseases are caused by deficiencies of certain nutrients, later called vitamins.

Blood Groups

1902

Austrian biologist Karl Landsteiner and his group discover four blood groups and develop a system of classification. Knowledge of the different blood types is crucial to performing safe blood transfusions, now a common practice.

Medical Scientist

Andreas Vesalius

December 31, 1514 - October 15, 1564

dissects human corpses, revealing detailed information about human anatomy and correcting earlier views.

William Harvey

April 1, 1578 - June 3, 1657

discovers that blood circulates through the body and names the heart as the organ responsible for pumping the blood

Karl Landsteiner

June 14, 1868 - June 26, 1943

discovered blood group, which helps in safe blood transfusions

Alexander Fleming

August 6, 1881 - March 11, 1955

discovers penicillin, then Howard Florey and Boris Chain isolate and purify the compound, producing the first antibiotic.

Gerhard Domagk

October 30, 1895 - April 24, 1964

discovers that Prontosil, an orange-red dye, cures infections caused by the common bacteria streptococci.

wars

Inca Civil War

1529 - 1532

Andreas Vesalius dissects human corpses, revealing detailed information about human anatomy and correcting earlier views.

First English Civil War

1642 - 1646

Isaac Newton

American Revolutionary War

1775 - 1783

John Dalton

The French Revolution

1789 - 1799

Smallpox Vaccination

Napoloconic Wars

1803 - 1815

Charles Darwin

First Opium War

1839 - 1842

General anesthetics are found

Boxer Rebellion

1899 - 1901

Vitamins

The Great War (WWI)

1914 - 1918

Wilhelm Wundt

Chinese Civil War

1927 - 1949

Alfred Kinsey

World War II

1939 - 1945

First Atom Bomb dropped

Korean War

1950 - 1953

U.S. test first hydrogen bomb

Cuban Revolution

1953 - 1959

TV becomes widely used

Vietnam War

1955 - 1975

Birth Control Approved for general use. Mac produces first succesful personal computer.