Cyanide works by making the human body unable to use oxygen.
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There are more sensory neurons in the tongue than in any other part of the body.
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It is believed that humans initially contracted crabs from gorillas about 3 million years ago from either sleeping in gorilla nests or eating the apes.
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The FDA recognizes 118 routes of administration.
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Giardia is one of the most common intestinal parasites worldwide, and infects up to 20% of the world population, mostly in poorer countries with inadequate sanitation. Infections are most common in children, though chronic Giardia is more common in adults.
Ernst Haeckel's Tree of Life (1879)
A sidewheeler on the Mississippi. In 1856 Samuel Clemens became an apprentice to a steamboat pilot a