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Did you know?

Pope Sylvester II tried to introduce Arabic numbers into Europe between the years 999 and 1003, but their use did not catch on for a few more centuries, and Roman numerals continued to be the primary number system.

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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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In 1864, the first barbiturate (barbituric acid) was synthesized.

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Approximately 25% of all reported medication errors result from some kind of name confusion.

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More than 34,000 trademarked medication names and more than 10,000 generic medication names are in use in the United States.

An individual affected by xeroderma pigmentosum An individual affected by xeroderma pigmentosum
Acromegaly in one individual from a pair of identical twins. Acromegaly in one individual from a pair of identical twins.
The underside of a male (top) and a female (bottom) individual of Pachygrapsus marmoratus, showing t The underside of a male (top) and a female (bottom) individual of Pachygrapsus marmoratus, showing t
Acromegaly. Acromegaly is a metabolic disorder in which excessive amounts of growth hormone are secr Acromegaly. Acromegaly is a metabolic disorder in which excessive amounts of growth hormone are secr
As immigrants assimilate into a new culture, they learn and adapt new customs. This photo was taken ... As immigrants assimilate into a new culture, they learn and adapt new customs. This photo was taken ...
A lesion called a plaque in the brain of an individual with Alzheimer disease. A ring of degeneratin A lesion called a plaque in the brain of an individual with Alzheimer disease. A ring of degeneratin
Video: Hershey Chase Experiments

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