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Mar | Apr | May |
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Note: These historical tidbits have been collected from various sources, mostly on the Internet. As detailed in
there is a lot of wrong information that is repeated hundreds of times because most websites do not validate with authoritative
sources. On RF Cafe,
events with hyperlinks
have been verified.
significant historical events and
dates for inclusion in these lists. I will be glad to include your name and birthday. Please do not submit your death
date ;-) A couple years ago, I began commemorating the birthdays of notable people and events with
special RF Cafe logos
. Where available, I like to use images
from postage stamps from the country where the person or event occurred.
1814: British forces captured Washington, D.C., and burned down many landmarks including the Capitol and the White House. 1832: Sadi Carnot, who investigated the efficiencies of steam engines and for whom the Carnot Cycle is named, died. 1888: Rudolf Clausius, who developed the 2nd law of thermodynamics, died. 1891: Thomas Edison patented his motion picture camera. 1909: The first concrete was poured for the Panama Canal. 1932: Amelia Earhart became the first woman to fly non-stop across the United States. 1956: A U.S. Army H-21 helicopter became the first rotary-winged aircraft to fly non-stop across the United States. 1966: The USSR launched the Luna 11, which orbited the Moon while for the first time keeping in constant radio contact with earth. 1968: France exploded a hydrogen bomb over a South Pacific testing ground and became the world's 5th thermonuclear power. 1992: China and South Korea established diplomatic ties. 1995: Windows 95 debuted - I remember standing outside Office Depot waiting for the doors to open. 1997: Louis Essen, who invented the quartz crystal ring clock and the first practical atomic clock, died.