Which Discovery of Galileo Is Most Impressive?
Galileo Galilei (1564-1642), was an Italian astronomer, physicist and mathematician, a pioneer of experimental science who made great contributions to the fields of...
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What Is an Exoplanet and Why Do Astronomers Have Interest in Them?
What Is an Exoplanet and Why Do Astronomers Have Interest in Them? An exoplanet or extrasolar planet is a planet that orbits a star other than the Sun. To date,...
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How Did Agriculture Evolved?
How Did Agriculture Evolved? Every living organism needs a continuous supply of food. It is one of the basic needs of life. When man made his appearance on earth, he...
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Who Invented the Battery?
Who Invented the Battery? A battery, which is actually an electric cell, is a device that produces electricity from a chemical reaction. Strictly speaking, a battery...
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How Was the Controlled Use of Fire Discovered?
How Was the Controlled Use of Fire Discovered? According to the Greek mythology, Prometheus stole fire from the gods and gave it to humans. Many Native American...
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