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Bacteria have been found alive in a lake buried one half mile under ice in Antarctica.
There are approximately 3 million unintended pregnancies in the United States each year.
About 100 new prescription or over-the-counter drugs come into the U.S. market every year.
More than 2,500 barbiturates have been synthesized. At the height of their popularity, about 50 were marketed for human use.
After a vasectomy, it takes about 12 ejaculations to clear out sperm that were already beyond the blocked area.
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