Medical and Scientific Timeline

5 Major Scientist

Alfred Binet

July 11, 1857 - October 18, 1911

Alfred Binet studied of how inteligence varies between individuals by studying his two daudghters. Him and another created a test of 30 tasks to dtermine inteligence.

George Washington Carver

January 1864 - January 5 1943

Carver decided to restore nitrogen by alternating crops each year, Carver realized that crop rotation restores nitrogen and makes the crop delicious.

Albert Einstein

March 14 1879 - April 18 1955

Einstein was created the idea of wormholes. He believed that if one end is positivly-charged, the other is negatively-charged

B.F. Skinner

March 20, 1904 - August 20, 1990

Skinner said that behavior could be trained by reinforcement. Reinforcement is giving similar rewards to similair actions.

Gertrude Belle Elion

January 23 1918 - February 21 1999

Elion created vaccines for various diseases. She accomplished this by comparing the differences of human cells and pathogens,

Scientific Breakthroughs

Copernicum Theory

1543

Nichollas Copernicus saw that the sun is motionless. This made it clear that the sun is orbitted by the Earth.

Electricity

1821 - 1831

Michael Farady discovered you could rotate electricty with a magnet. He later creates the first electric motor

X rays

1895

Wilhelm Roentgen discovered that X rays go through flesh and stopped by bones. The application of X rays are useful for finding injured tissues.

Astronomy

1923 - 1924

Edwin Hubble discovered that the universe is bigger than the Milky Way . Hubble saw part of the Andromeda Galaxy.

HIV/AIDS

1983 - 1984

Luc Montagnier and Robert Gallo discovered that the HIV virus leads to AIDS. The creation of tests to look for HIV viruses are followed.

5 Major Physcians

William Harvey

April 1 1578 - June 3 1657

Harvey studied on how the blood circulates. He based his research on dissections of humans and animals.

Rudolf Virchow

October 13 1821 - September 5 1902

Virchow researched that all cell divides. He proposed that every living things come from somewhere, so cells come from cells.

Paul Ehrlich

March 14 1854 - August 20 1915

Ehrlich found a way to cure certain diseases by putting in certain chemicals. The chemicals killed the pathogen but damaged part of the cell.

Sir Frederick Gowland Hopkins

June 20 1861 - May 16 1947

Hopkins saw that a diet of oure fats, carbs, protiens and water don't support growth. He came to a conclusion that little molecules are needed - vitamins

Alexader Fleming

August 6 1881 - March 11 1955

Flemming had a group of bacteria growing in his lab. After a few days, mold came out and killed the bacteria. Flemming used the mold to create a pure form - Pencillin.

Medical Breakthroughs

Small pox

197

With the combined efforts of many countries, small pox was eliminated. In 1975, a two year old girl had the last fatal case of small pox.

Scurvy

1747

James Lind discovers citric acid prevents scurvy. Lind thought that citriic acid could cure the rottenness of scurvy.

Germs

1862

Louis Pasteur discovers that germs could get killed by heat. This raied the significance of boiling water.

Polio Vaccine

1952

Jonas Salk creates first polio vaccine. He injected inactive cells into the blood streams which caused an immunization.

Artificial Heart

1963

Paul Winchell creates the first artificial heart. This is the first step towards creating many artificial haerts.

Wars

Thirty years wars

1618 - 1648

War of Jenkins Ear

1739 - 1748

King George's War

1744 - 1748

American Civil War

1861 - 1865

Franco-German War

1870 - 1871

WW1

1914 - 1918

WW2

1939 - 1945

Arab-Israeli War

1948

Vietnam War

1955 - 1975

Bay of Pigs Invasion

1961

Bosnian War

1992 - 1995

Iraq War

2003 - 2011