ArcaMax

Knowledge

on Feb 13, 2025

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San Francisco. The San Francisco Earthquake at 5:12 AM on April 18, 1906, caused an increase in the study of seismology and earthquake detection.

History Trivia / March 15, 2025

1970. The first Earth Day was celebrated in the year 1970 in order to advance ecological thinking.

History Trivia / March 15, 2025

The Underground Railroad. Harriet Tubman was a slave herself, and had escaped and returned to rescue other slaves via the Underground Railroad.

History Trivia / March 14, 2025

Eight. U.S. Presidents who died in office through 1999 were W.H. Harrison, Taylor, Lincoln, Garfield, McKinley, Harding, FDR and JFK.

History Trivia / March 14, 2025

China. The birth of the Chinese republic and election of President Sun Yat-sen resulted from a revolt against the 267-year Qing Dynasty.

History Trivia / March 13, 2025

Hydrogen. In 1937, 36 people and one dog died as the Hindenburg exploded in Lakehurst, New Jersey, on a flight from Frankfurt, Germany.

History Trivia / March 13, 2025

Rudolph Valentino. "The Sheik", directed by George Malford, made Rudolph Valentino an international sex symbol and film's first "Latin lover".