Did you know?
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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This year, an estimated 1.4 million Americans will have a new or recurrent heart attack.
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The newest statin drug, rosuvastatin, has been called a superstatin because it appears to reduce LDL cholesterol to a greater degree than the other approved statin drugs.
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Signs of depression include feeling sad most of the time for 2 weeks or longer; loss of interest in things normally enjoyed; lack of energy; sleep and appetite disturbances; weight changes; feelings of hopelessness, helplessness, or worthlessness; an inability to make decisions; and thoughts of death and suicide.
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There are 20 feet of blood vessels in each square inch of human skin.
A vertebrate digestive system, as shown in the human.
The degree of cerebral cortex folding in different mammalian species. The brains are not shown to sc
Fetal development of human
skeleton of the human body
Flowchart to determine if a species is autotroph, heterotroph, or a subtype
The human gustatory system.