Template:Are You Sure/April 22: Difference between revisions
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• ... that '''[[Earth Day (nonfiction)|Earth Day]]''' is an annual event celebrated on April 22, that it was first celebrated in 1970, and that Earth Day events in more than 193 countries are now coordinated globally by the Earth Day Network? | • ... that '''[[Earth Day (nonfiction)|Earth Day]]''' is an annual event celebrated on April 22, that it was first celebrated in 1970, and that Earth Day events in more than 193 countries are now coordinated globally by the Earth Day Network? | ||
Revision as of 05:57, 21 April 2022
• ... that Earth Day is an annual event celebrated on April 22, that it was first celebrated in 1970, and that Earth Day events in more than 193 countries are now coordinated globally by the Earth Day Network?
• ... that sweet, sweet crude oil is a transdimensional suspension of sweet crude oil in Extract of Radium?
• ... that nuclear physicist Denys Wilkinson (1922–2016) applied concepts from physics to the study of bird navigation?
• ... that British cryptographer and intelligence officer Sir Edward Wilfred Harry Travis (1888–1956) became the operational head of Bletchley Park during World War II, and that Travis was later the head of GCHQ (Government Communications Headquarters), an intelligence and security organisation responsible for providing signals intelligence and information assurance to the government and armed forces of the United Kingdom?
• ... that astronomer, academic, and inventor Wilhelm Schickard (1592–1635) designed a mechanical adding machine which sounds an audible warning when an output is too large for the available dials?