Category: Science & Mathematics

Zip Code Day (1963): July 1

Daily

ZIP Code Day marks the 1963 anniversary of the adoption of the zip code system in the United States. This simple addition to addresses has tremendous economic importance and plays an essential role in all...

January

UFO Day, World (1942): July 2

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World UFO Day seeks to educate people on the possible existence of unidentified flying objects (UFO) in the sky and to encourage the government to declassify UFO sighting files. The day chosen commemorate...

January

Fry an Egg on the Sidewalk Day: July 4

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January

Aphelion Day: July 5

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Observed on the 17th day of the Hebrew month of Tammuz (unless it falls on a Saturday), the Fast of Tammuz begins a three week mourning period marking the breaching of the walls of Jerusalem in 70AD by th...

January

Environment Day, World: July 5

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Created by the United Nations, each year features a different focus and theme impacting different areas of the environment from pollution to sustainability. Held annually on July 5.

January

Math 2.0 Day: July 8

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Math 2.0 Day celebrates the fusion of mathematics and STEM (Science, Technology, Engineering and Mathematics) careers. Many of the knowledge careers in the 21st Century require a strong math and science b...

January

Space Shuttle Final Flight (2011): July 8

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Today is the 10th anniversary of the final flight of the Space Shuttle. It was at 5:57 AM on July 8, 2011 that Space Shuttle made its final flight through its Atlantis shuttle in Cape Canaveral, Florida a...

January

Carver Day: July 10

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George Washington Carver was one of the most important scientists of the early 20th century. He pioneered crop rotation and a number of edible products we continue to use today made from a variety of food...

January

Moon-New: July 10

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The New Moon occurs when the Moon and the Sun have the same elliptical longitude. This happens when the moon is at its closest point to the sun in its orbit. From earth we usually cannot see it. The New M...

January

Embrace your Geekness Day: July 13

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Embrace Your Geekness Day is a Wellcat holidays. Geeks are those lovable members of our society who think a little differently, tend to be more studious than the rest of us and often confound us with th...

January

Nitrogen Ice Cream Day (1909): July 13

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Gustav Robert Paalen invented the Double Walled Vessel, a technology using liquid nitrogen in tanks. The process allows ice cream to be creamy and cool, consistently. That patent was granted on July 13,...

January

Moon-1st Quarter: July 17

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The first quarter moon occurs when the moon is one-half illuminated by the sun. Each day forward increases the amount of the moon you can see. The 1st quarter typically occurs 7 days after the New Moon.

January

Yellow Pigs Day: July 17

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January

Perseid Meteor Shower: July 17-August 24

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The Perseid Meteor Showers are visible from the earth in the constellation of Perseus annually between July 17 and August 24 each year. The peak days, in which over 60 'falling stars' can be seen per hour...

January

Chess Day, Intl. (1924): July 20

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January

Moon Landing Day (1969): July 20

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Today is the 50th Anniversary of the Moon Landing. If you were alive on July 20, 1969, you were watching television. Personally, though alive, this writer does not recall it, (I had just turned three an...

January

Pi Approximation Day: July 22

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January

Moon-Full: July 24

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January

Thermal Engineer Day, Ntl.: July 24

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January

Mangrove Day, Intl.: July 26

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If you ever travel to Cinnamon Island in Sri Lanka, your tour guide will take you in a small skiff across the Koggala Lagoon to reach it. Just prior to arriving at the island where cinnamon comes from, yo...

January