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Did you know?

Ether was used widely for surgeries but became less popular because of its flammability and its tendency to cause vomiting. In England, it was quickly replaced by chloroform, but this agent caused many deaths and lost popularity.

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More than nineteen million Americans carry the factor V gene that causes blood clots, pulmonary embolism, and heart disease.

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In ancient Rome, many of the richer people in the population had lead-induced gout. The reason for this is unclear. Lead poisoning has also been linked to madness.

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The horizontal fraction bar was introduced by the Arabs.

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On average, someone in the United States has a stroke about every 40 seconds. This is about 795,000 people per year.

The deep-sea vent hypothesis for the origin of life The deep-sea vent hypothesis for the origin of life
On November 11, 1887, four anarchists were hanged in Chicago on charges that they had thrown a bomb On November 11, 1887, four anarchists were hanged in Chicago on charges that they had thrown a bomb
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Video: Carbon fixing adaptations Animation

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