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Author Question: Although they stimulate greater competition than de facto standards, open standards typically lead ... (Read 69 times) |
Prostaglandins were first isolated from human semen in Sweden in the 1930s. They were so named because the researcher thought that they came from the prostate gland. In fact, prostaglandins exist and are synthesized in almost every cell of the body.
Approximately 500,000 babies are born each year in the United States to teenage mothers.
There are approximately 3 million unintended pregnancies in the United States each year.
There used to be a metric calendar, as well as metric clocks. The metric calendar, or "French Republican Calendar" divided the year into 12 months, but each month was divided into three 10-day weeks. Each day had 10 decimal hours. Each hour had 100 decimal minutes. Due to lack of popularity, the metric clocks and calendars were ended in 1795, three years after they had been first marketed.
The longest a person has survived after a heart transplant is 24 years.