Human stomach acid is strong enough to dissolve small pieces of metal such as razor blades or staples.
Did you know?
The top five reasons that children stay home from school are as follows: colds, stomach flu (gastroenteritis), ear infection (otitis media), pink eye (conjunctivitis), and sore throat.
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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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Calcitonin is a naturally occurring hormone. In women who are at least 5 years beyond menopause, it slows bone loss and increases spinal bone density.
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Cytomegalovirus affects nearly the same amount of newborns every year as Down syndrome.
Prairie food web
Typical keyboard layout.
The electron transport chain.
A typical oil pump mounted in the front cover of the engine that is driven by the crankshaft.