There are 20 feet of blood vessels in each square inch of human skin.
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About 3.2 billion people, nearly half the world population, are at risk for malaria. In 2015, there are about 214 million malaria cases and an estimated 438,000 malaria deaths.
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In 1844, Charles Goodyear obtained the first patent for a rubber condom.
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According to research, pregnant women tend to eat more if carrying a baby boy. Male fetuses may secrete a chemical that stimulates their mothers to step up her energy intake.
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Malaria was not eliminated in the United States until 1951. The term eliminated means that no new cases arise in a country for 3 years.
Apparent and True Orbits of Alpha Centauri.
Glioma. (a) Illustration of a large glioma (colored area) within the left cerebral hemisphere in a s