Who Discovered Radioactivity?
Radioactivity is the act of emitting radiation spontaneously. French scientist, Henri Becquerel discovered radioactivity in 1896. Henri Becquerel, found that a lump of...
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What Was the California Gold Rush of 1849?
The California Gold Rush (1848–1855) began on January 24, 1848, when James Wilson Marshall discovered gold while constructing a water powered saw mill for John Sutter...
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Why Is the Sahara Desert Important?
Sahara is the largest hot desert in the world, area about 3,629,360 sq miles and is still growing. The Sahara desert is located in North Africa. It occupies about one...
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How Did John Cabot’s Discovery Change the World?
John Cabot was an Italian navigator and explorer. Because he lived in several different countries, he has different names. In Italian, he is known as Giovanni Caboto,...
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When Was Coffee First Grown?
A legend says the coffee plant first grew in Kaffa, a province in south Ethiopia, where it was discovered by a goatherd called Kaldi. Ancestors of today’s Oromo...
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