Fingerprints form in the womb between weeks 10 and 24 — affected by position, amniotic fluid, and genetics.
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The television brought visual media into homes worldwide.
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Nothing can travel faster than light in a vacuum.
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The development of CT scans improved diagnostic precision.
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In 1848, a false report of gold in North Carolina briefly triggered excitement before the California Gold Rush.
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Magpies have passed the mirror self-recognition test.
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The invention of insulin pumps improved diabetes management.
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The eruption of Mount Vesuvius buried the city of Pompeii.
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The Suez Canal opened in 1869.
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