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Bisphosphonates were first developed in the nineteenth century. They were first investigated for use in disorders of bone metabolism in the 1960s. They are now used clinically for the treatment of osteoporosis, Paget's disease, bone metastasis, multiple myeloma, and other conditions that feature bone fragility.

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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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Approximately 500,000 babies are born each year in the United States to teenage mothers.

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Medication errors are three times higher among children and infants than with adults.

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Every 10 seconds, a person in the United States goes to the emergency room complaining of head pain. About 1.2 million visits are for acute migraine attacks.

This Moche ceramic depicts a spider, and dates from around 300 CE This Moche ceramic depicts a spider, and dates from around 300 CE
The anterior pituitary is sometimes called the master gland because it secretes many hormones that r The anterior pituitary is sometimes called the master gland because it secretes many hormones that r
Hydrolysis reactions for some biochemically important phosphate compounds (part 3) Hydrolysis reactions for some biochemically important phosphate compounds (part 3)
Contrasting Colors (Part 1) Contrasting Colors (Part 1)
A deletion of part of chromosome 5 is associated with cri du chat syndrome. By comparing the region A deletion of part of chromosome 5 is associated with cri du chat syndrome. By comparing the region
Plot of land (Part a) Plot of land (Part a)
Video: Hershey Chase Experiments

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