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.
Carver decided to restore nitrogen by alternating crops each year, Carver realized that crop rotation restores nitrogen and makes the crop delicious.
Einstein was created the idea of wormholes. He believed that if one end is positivly-charged, the other is negatively-charged
Skinner said that behavior could be trained by reinforcement. Reinforcement is giving similar rewards to similair actions.
Elion created vaccines for various diseases. She accomplished this by comparing the differences of human cells and pathogens,
Nichollas Copernicus saw that the sun is motionless. This made it clear that the sun is orbitted by the Earth.
Michael Farady discovered you could rotate electricty with a magnet. He later creates the first electric motor
Wilhelm Roentgen discovered that X rays go through flesh and stopped by bones. The application of X rays are useful for finding injured tissues.
Edwin Hubble discovered that the universe is bigger than the Milky Way . Hubble saw part of the Andromeda Galaxy.
Luc Montagnier and Robert Gallo discovered that the HIV virus leads to AIDS. The creation of tests to look for HIV viruses are followed.
Harvey studied on how the blood circulates. He based his research on dissections of humans and animals.
Virchow researched that all cell divides. He proposed that every living things come from somewhere, so cells come from cells.
Ehrlich found a way to cure certain diseases by putting in certain chemicals. The chemicals killed the pathogen but damaged part of the cell.
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
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.
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.
James Lind discovers citric acid prevents scurvy. Lind thought that citriic acid could cure the rottenness of scurvy.
Louis Pasteur discovers that germs could get killed by heat. This raied the significance of boiling water.
Jonas Salk creates first polio vaccine. He injected inactive cells into the blood streams which caused an immunization.
Paul Winchell creates the first artificial heart. This is the first step towards creating many artificial haerts.