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Your heart beats over 36 million times a year.

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According to the FDA, adverse drug events harmed or killed approximately 1,200,000 people in the United States in the year 2015.

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The term bacteria was devised in the 19th century by German biologist Ferdinand Cohn. He based it on the Greek word "bakterion" meaning a small rod or staff. Cohn is considered to be the father of modern bacteriology.

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The horizontal fraction bar was introduced by the Arabs.

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Bacteria have flourished on the earth for over three billion years. They were the first life forms on the planet.

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