Did you know?
Warfarin was developed as a consequence of the study of a strange bleeding disorder that suddenly occurred in cattle on the northern prairies of the United States in the early 1900s.
Did you know?
Sildenafil (Viagra®) has two actions that may be of consequence in patients with heart disease. It can lower the blood pressure, and it can interact with nitrates. It should never be used in patients who are taking nitrates.
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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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It is difficult to obtain enough calcium without consuming milk or other dairy foods.
Did you know?
More than 2,500 barbiturates have been synthesized. At the height of their popularity, about 50 were marketed for human use.
Astronomers identified 12-billion-year-old white dwarf stars only 100 light years away from Earth
The bobcat population has seen declines in the American Midwest, but is generally stable and healthy
American red squirrel
Language evolution
Symbolic language may have helped reinforce exclusive sexual relationships within social groups in l
The universal choking sign.