April 23, 1902: Mount Pelee, a volcano on the Caribbean island of Martinique, begins a series of eruptions that wipe out the city of Saint Pierre on May 8, killing nearly 30,000.
April 23, 1956: The annual Cannes Film Festival opens. Jacques Cousteau's (at right) first film, "The Silent World", wins the Palme d'Or, the highest honor at Cannes. The film offers much of the world its first glimpse beneath the ocean.
April 23, 2008: Surveying 1,600 scientists in the U.S. Environmental Protection Agency, the Union of Concerned Scientists reports that over half of them confirmed that their work was subject to political interference in the past five years.