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Definition
Germ Theory
The germ theory, which emerged in the late 19th century, demonstrated that microscopic germs caused most human infectious diseases. The germs involved included bacteria, viruses, fungi, protozoa, and prions. Louis Pasteur (1822-1895), a French...
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Did Europeans Enslave Native Americans?
PBS Member Stations rely on viewers like you (thank you). Support your local station here: http://to.pbs.org/DonateORIG ↓ More info and sources below ↓ Here in the United States, when we think about the term "slavery" we think about...
Definition
Indus Valley Civilization
The Indus Valley Civilization was a cultural and political entity which flourished in the northern region of the Indian subcontinent between c. 7000 - c. 600 BCE. Its modern name derives from its location in the valley of the Indus River...
Definition
George Berkeley
George Berkeley (1685-1753) was an Anglo-Irish bishop and an empiricist and idealist philosopher. He infamously claimed that no matter exists outside of God and that things only exist outside of our minds and perceptions because God perceives...
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Frankenstein: Everything You Need to Know
View full lesson: http://ed.ted.com/lessons/everything-you-need-to-know-to-read-mary-shelley-s-frankenstein-iseult-gillespie In 1815, Lord Byron proposed a challenge to a few literary guests he had gathered in his house on Lake Geneva...
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The Theory of Omens
On this clay tablet, the author has listed the titles of cuneiform omen collections drawn from celestial and terrestrial phenomena. Rather unusually, he explains that the validity of an individual omen depends on the particular month and...
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Why Did Europeans Enslave Africans?
Viewers like you help make PBS (Thank you ????) . Support your local PBS Member Station here: https://to.pbs.org/DonateORIG Subscribe to Origin of Everything! http://bit.ly/originsub Why were most slaves in America from West Africa? Slavery...
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The Battle of Naseby 1645
An examination of the events of the Battle of Naseby 1645 during the English Civil Wars (1642-51).
This project was created with Explain Everything™ Interactive Whiteboard for iPad.
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Pasteurization Experiment
Louis Pasteur's pasteurization experiment illustrates the fact that the spoilage of liquid was caused by particles in the air rather than the liquid itself. These experiments were important pieces of evidence supporting the idea of Germ Theory...
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Cholera Bacterium
Scanning electron microscope image of Vibrio cholerae. This is the bacterium that causes cholera.