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Did you know?

HIV testing reach is still limited. An estimated 40% of people with HIV (more than 14 million) remain undiagnosed and do not know their infection status.

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Colchicine is a highly poisonous alkaloid originally extracted from a type of saffron plant that is used mainly to treat gout.

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The B-complex vitamins and vitamin C are not stored in the body and must be replaced each day.

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Acute bronchitis is an inflammation of the breathing tubes (bronchi), which causes increased mucus production and other changes. It is usually caused by bacteria or viruses, can be serious in people who have pulmonary or cardiac diseases, and can lead to pneumonia.

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Alcohol acts as a diuretic. Eight ounces of water is needed to metabolize just 1 ounce of alcohol.

The theoretical design of nature reserves, based on the tenets of island biogeography. The theoretical design of nature reserves, based on the tenets of island biogeography.
Walrus Ivory masks made by Yupik in Alaska Walrus Ivory masks made by Yupik in Alaska
Early in the twentieth century, when malnutrition was common, companies such as this one advertised Early in the twentieth century, when malnutrition was common, companies such as this one advertised
Index card tickler file. Index card tickler file.
A healthy diet is made up of well-balanced nutrients. A healthy diet is made up of well-balanced nutrients.
In this design, the fuel injector is at the top of the cylinder and sprays fuel into the cavity of ... In this design, the fuel injector is at the top of the cylinder and sprays fuel into the cavity of ...
Video: New DNA Strand Replication

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