In 1835 it was discovered that a disease of silkworms known as muscardine could be transferred from one silkworm to another, and was caused by a fungus.
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The horizontal fraction bar was introduced by the Arabs.
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The average office desk has 400 times more bacteria on it than a toilet.
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Your heart beats over 36 million times a year.
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Warfarin was developed as a consequence of the study of a strange bleeding disorder that suddenly occurred in cattle on the northern prairies of the United States in the early 1900s.
Phobos in color by Mars Reconnaissance Orbiter - HiRISE
How to combine and sketch transformations of a sinusoidal function (Question 2) (y=a*sinb(x−c)+d)