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Did you know?

This year, an estimated 1.4 million Americans will have a new or recurrent heart attack.

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Human stomach acid is strong enough to dissolve small pieces of metal such as razor blades or staples.

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The calories found in one piece of cherry cheesecake could light a 60-watt light bulb for 1.5 hours.

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The horizontal fraction bar was introduced by the Arabs.

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The familiar sounds of your heart are made by the heart's valves as they open and close.

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In 1839 Mary Cragin, at the age of twenty-nine, became a convert to John Humphrey Noyes’s “communism In 1839 Mary Cragin, at the age of twenty-nine, became a convert to John Humphrey Noyes’s “communism
When checking a waste spark-type ignition system, check that the secondary wires are attached to the ... When checking a waste spark-type ignition system, check that the secondary wires are attached to the ...
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Video: Mendel's pea plant, Pisum sativum experimental

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