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Bacteria have been found alive in a lake buried one half mile under ice in Antarctica.

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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.

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Aspirin is the most widely used drug in the world. It has even been recognized as such by the Guinness Book of World Records.

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About 100 new prescription or over-the-counter drugs come into the U.S. market every year.

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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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