Calendar
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Memorial Day
Memorial Day is an American holiday, observed on the last Monday of May, honoring the men and women who died while serving in the U.S. military. Memorial Day 2021 will […]
Last Quarter Moon
The Moon is at Last Quarter (or Third Quarter) – rising around midnight, and visible to the south after sunrise.
World Bicycle Day.
In April 2018, the United Nations General Assembly declared June 3 as International World Bicycle Day. The resolution for World Bicycle Day recognizes "the uniqueness, longevity and versatility of the bicycle, which has been in use for two […]
First Quarter Moon
The Moon is at First quarter on this date -it will be visible high in the southern sky in early evening.
Charles Babbage’s paper on the difference engine, 1822
Charles Babbage (1791-1871), computer pioneer, designed two classes of engine, Difference Engines, and Analytical Engines. Difference engines are so called because of the mathematical principle on which they are based, […]
Summer Solstice
The summer solstice is the day when the Sun appears to reach its highest point in the sky during the year - it marks the start of summer in the Northern Hemisphere.
Earth at Aphelion
Earth will be at the farthest point in its orbit around the Sun on this date
