Why Does It Rain Diamonds on Neptune?
It is the only planet in our solar system that can’t be seen with the naked eye. Neptune was also the only planet predicted to exist by mathematicians before it was...
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When Does Peat Form?
Peat bogs are formed in mild and humid climates when the land drainage is so bad that pools of water submerge masses of partially decomposed vegetable matter and...
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When Does Coal Become a Precious Stone?
Coal is basically a compound consisting largely of carbon. When a piece of carbon deep underground is subjected to great heat and pressure, it may gradually be...
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Where Does Coal Come From?
Coal comes from the remains of trees, shrubs, and plants that grew millions of years ago, in tropical wetlands, such as those of the late Carboniferous period (the...
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Who Opened up the Kimberley Diamond Mines?
Cecil Rhodes, son of an English vicar, and Barney Barnato, son of a London Jew, both made fortunes by opening up the Kimberley diamond fields. The great diamond rush...
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