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Did you know?

When taking monoamine oxidase inhibitors, people should avoid a variety of foods, which include alcoholic beverages, bean curd, broad (fava) bean pods, cheese, fish, ginseng, protein extracts, meat, sauerkraut, shrimp paste, soups, and yeast.

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Sperm cells are so tiny that 400 to 500 million (400,000,000–500,000,000) of them fit onto 1 tsp.

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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.

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More than 2,500 barbiturates have been synthesized. At the height of their popularity, about 50 were marketed for human use.

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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.

The anatomical position: standing erect, gazing straight ahead, arms down at sides, palms facing for The anatomical position: standing erect, gazing straight ahead, arms down at sides, palms facing for
An H II Region An H II Region
The Sleep/Waking Flip-Flop According to Saper et al. (2001), the major sleep-promoting region (the v The Sleep/Waking Flip-Flop According to Saper et al. (2001), the major sleep-promoting region (the v
Hong Kong is a strange situation. A British colony since 1842, it was handed back to China in 1997 a Hong Kong is a strange situation. A British colony since 1842, it was handed back to China in 1997 a
A propaganda poster enshrining Stalin proclaims that he has led his people “Forward to ... A propaganda poster enshrining Stalin proclaims that he has led his people “Forward to ...
The clinical division of the abdominal region into quadrants with related organs and structures. The clinical division of the abdominal region into quadrants with related organs and structures.
Video: The Lac Operon in E. Coli

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