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Scientific and spiritual prodigy
Philosopher of science
Revolutionary astronomer
Misjudged astronomer
Happy 400th anniversary of not-quite-a-milestone in science!
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September 23, 1595: Led by Fray Juan de Silva, the Spanish begin an intensive missionary campaign in the American southeast. In the following two years, 1,500 Native Americans in the area of Florida, Georgia, and South Carolina convert to the Catholic faith.

September 23, 1857: Layman-turned-evangelist Jeremiah C. Lanphier holds a lunchtime prayer meeting for businessmen on Fulton Street in New York City. At first, no one shows up, but by the program's third week, the 40 participants requested daily ...

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