ADVANCES IN SCIENCE

The period between 1930-1945, proved to be a period of many inventions, new scientific theories, and medicinal advances. While there is much to be written about when it comes to the specific area of Science and Medicine, here are some notable events that occurred during this period in history that have forever changed our way of thinking (and living):

*Pluto, the smallest planet in this galaxy, was discovered in 1930.
*The first clinical use of Penicillin was in 1931.
*In 1932, Scientists split the atom.
*Also in 1932, the Zippo Lighter, and Air Conditioning are invented.
*Insulin was used for the 1st time in 1937, to control diabetes.
*In 1935, Charles Richter and Beno Gutenberg develop the Richter magnitude scale for quantifying earthquakes.
*In 1941, Plutonium is first developed in the U.S. for atomic bombs, but kept secret until after the bombings of Hiroshima and Nagasaki.
*Abraham Maslow proposes the Hierarchy of Needs theory of Psychology in his paper "A Theory of Human Motivation".
*In 1944, IBM develops the first program-controlled calculator, the Automatic Sequence Controlled Calculator, best known as the Harvard Mark I.
*In 1945, Salvador Edward Luria and Alfred Day Hershey independently recognize that viruses undergo mutations.
*In 1930, new and safer methods for blood transfusions were developed.
*British Botanist Roy Clapham coins the term "ecosystem" in 1930.
*The first Helicopter is invented in 1939.
*In 1939, the first Commercial Flight Over the Atlantic is flown.
*The world first becomes aware of the power of nuclear weapons, when in 1945, Hiroshima and Nagasaki were bombed with an Atomic weapon by the United States.
*High-altitude west-to-east winds across the Pacific, discovered by the Japanese in 1942 and by Americans in 1944, are dubbed "jet stream".
*In 1945, the first computer is built.
*The first microwave oven is invented in 1945.

SOURCES:
Years in Science(n.d.). Wikipedia, the free encyclopedia. Retrieved November 25, 2007, from http://en.wikipedia.org/wiki/Category:Years_in_science

Rosenberg, J.(n.d.). Timeline of the Twentieth Century: 1930-1939. About.com: 20th Century History. http://history1900s.about.com/library/time/bltime1930.htm

Rosenberg, J.(n.d.). Timeline of the Twentieth Century: 1940-1949. About.com: 20th Century History. http://history1900s.about.com/library/time/bltime1940.htm