The Almanac

September 25

2 things science and human progress accomplished on this date.

  1. 1866

    Thomas Hunt Morgan is born

    Thomas Hunt Morgan, who proved that genes ride on chromosomes, was born in Lexington, Kentucky. His experiments with fruit flies showed how traits pass from parent to offspring and where heredity physically lives. His lab turned genetics into a precise, experimental science.

    Source: Wikipedia

  2. 1890

    Sequoia National Park is created

    President Benjamin Harrison signed the law creating Sequoia National Park, guarding the giant trees of California's Sierra Nevada from the saw. It was the second national park in the United States. Its groves hold some of the largest living things on Earth, now safe for good.

    Source: Wikipedia

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