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archimedes

Facts & Biography of Archimedes

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Ancient Greek engineer, physicist, inventor, mathematician and…
Alexander Graham Bell

Biography of Alexander Graham Bell

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Alexander Graham Bell facts Scientist, engineer, inventor and…
Aristotle

Facts of Aristotle

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Biography of Aristotle Greek greatest & famous philosopher…
Louis Pasteur

Louis Pasteur Biography 

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Louis Pasteur contributions French chemist and microbiologist,…
Stephen William Hawking

Most influential living scientist Stephen William Hawking

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An English theoretical physicist, author and cosmologist Stephen…
charles robert darwin

Charles Robert Darwin Biography

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English geologist and naturalist, Charles Robert Darwin was born…
Charles William Siemens

Biography of Charles William Siemens

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Carl Wilhelm Siemens German-born engineer and entrepreneur,…
biography of Galileo Galilei

Galileo Galilei

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Galileo Biography An Italian astronomer, physicist, engineer,…