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Did you know?

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.

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Today, nearly 8 out of 10 pregnant women living with HIV (about 1.1 million), receive antiretrovirals.

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Vaccines cause herd immunity. If the majority of people in a community have been vaccinated against a disease, an unvaccinated person is less likely to get the disease since others are less likely to become sick from it and spread the disease.

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The tallest man ever known was Robert Wadlow, an American, who reached the height of 8 feet 11 inches. He died at age 26 years from an infection caused by the immense weight of his body (491 pounds) and the stress on his leg bones and muscles.

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The heart is located in the center of the chest, with part of it tipped slightly so that it taps against the left side of the chest.

San Baldo Pass in Italy San Baldo Pass in Italy
Inputs and Outputs of the Lateral Zone of the Cerebellar Cortex Inputs and Outputs of the Lateral Zone of the Cerebellar Cortex
The “Infertility Belt” In certain countries in Central Africa, infertility rates are as high as 30% The “Infertility Belt” In certain countries in Central Africa, infertility rates are as high as 30%
Membership in this subculture is not easily awarded. Not only must high-steel ironworkers prove that ... Membership in this subculture is not easily awarded. Not only must high-steel ironworkers prove that ...
A fuel heater is part of the fuel filter and water separator located on the frame rail of a Ford ... A fuel heater is part of the fuel filter and water separator located on the frame rail of a Ford ...
In situ hybridization. This color-coded frontal section through a rat brain reveals high ... In situ hybridization. This color-coded frontal section through a rat brain reveals high ...
Video: Natural Selection, Species Isolation and Real World Example

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