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Bacteria have been found alive in a lake buried one half mile under ice in Antarctica.
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Looking at the sun may not only cause headache and distort your vision temporarily, but it can also cause permanent eye damage. Any exposure to sunlight adds to the cumulative effects of ultraviolet (UV) radiation on your eyes. UV exposure has been linked to eye disorders such as macular degeneration, solar retinitis, and corneal dystrophies.
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Approximately one in three babies in the United States is now delivered by cesarean section. The number of cesarean sections in the United States has risen 46% since 1996.
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Cyanide works by making the human body unable to use oxygen.
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In 1844, Charles Goodyear obtained the first patent for a rubber condom.