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Pregnant women usually experience a heightened sense of smell beginning late in the first trimester. Some experts call this the body's way of protecting a pregnant woman from foods that are unsafe for the fetus.

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To prove that stomach ulcers were caused by bacteria and not by stress, a researcher consumed an entire laboratory beaker full of bacterial culture. After this, he did indeed develop stomach ulcers, and won the Nobel Prize for his discovery.

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In the United States, there is a birth every 8 seconds, according to the U.S. Census Bureau's Population Clock.

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Inotropic therapy does not have a role in the treatment of most heart failure patients. These drugs can make patients feel and function better but usually do not lengthen the predicted length of their lives.

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In 1844, Charles Goodyear obtained the first patent for a rubber condom.

Synthesis and major functions of the chief steroid hormones in animals. Synthesis and major functions of the chief steroid hormones in animals.
A large female tiger shark (Galeocerdo cuvier) A large female tiger shark (Galeocerdo cuvier)
Wolf Spider in Maricopa City, Arizona, roughly 25mm (1 inch) while legs were retracted Wolf Spider in Maricopa City, Arizona, roughly 25mm (1 inch) while legs were retracted
Several species of squirrels have melanistic phases. In large parts of United States and Canada, the Several species of squirrels have melanistic phases. In large parts of United States and Canada, the
Booker T. Washington in his office at Tuskegee Institute, 1900. Washington chose a policy of accommo Booker T. Washington in his office at Tuskegee Institute, 1900. Washington chose a policy of accommo
Large facial tumor due to malignant Burkitt’s lymphoma, a non-Hodgkin’s lymphoma. Large facial tumor due to malignant Burkitt’s lymphoma, a non-Hodgkin’s lymphoma.
Video: Helper T cell receptors, activation, proliferation, differentiation & action

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