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For the current year, this category includes: 3385 events.
Events focused on technology and telecommunications populate this category
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The idea for vacuum cleaners first came about in 1599, but the first modern mechanized vacuum cleaner wasn't patented until October 3, 1899. A hand driven machine (you'll see it in the television show U...
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Plimsoll Day marks the birth of Samuel Plimsoll in 1824. Plimsoll was a member of the British Parliament and an advocate of sailors' safety. His work created the Plimsoll's bill, which ended the practic...
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Thomas Alva Edison’s contributions to our present civilization is marked today through the celebration of his birth on this day in 1847. Edison invented light bulb, phonograph, movie projector and hund...
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Celebrating the contributions of women and girls to the sciences, the UN's International Day for Women and Girls in Science highlights gender bias in the sciences (less than 30% of professionals worldwide...
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Plum Pudding Day honors the anniversary of the creation of the model of the atom in 1897 by physicist JJ Thomson. This model was referred to as the Plum Pudding Model. Thomson received the Nobel Prize 19...
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Created by global wireless provider T-Mobile, Break with your Wireless Carrier Day is a promotion designed to encourage people to review their cellular contracts. If you're paying too much or not getting...
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Ferris Wheel Day honors George Washington Gale Ferris, Jr., the inventor of the Ferris Wheel. Ferris was born on February 14, 1859, graduated from Rensselaer Polytechnic Institute School of Engineering...
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The Kyoto Protocol is an international agreement linked to the United Nations Framework Convention on Climate Change. It was created on December 11, 1997. It commits its parties to reducing energy waste a...
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Today marks the birthday of the creator of the invention that would become the first necessity of the future communications age: the battery. It was on February 18, 1745 that Alessandro Giuseppe Antonio A...
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In February 20, 1912, the US Patent Office issued patent #1,017,955 to George A. Carney for a "swinging bow ratchet type" adjustable handcuff. Today is the anniversary of that invention. Quite a few crimi...
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National Revolving Pistol Day marks the anniversary of the invention of the Colt Revolver. On February 25, 1836 the Colt Revolving Pistol was patented. This changed guns and warfare forever, though it wou...
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In 1986 the government of India designated February 28 each year as National Science Day to celebrate Sir CV Raman’s 1930 Nobel Prize in Physics for the Raman Effect. The effect was announced on February...
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International Friends Day was created by Facebook in 2016 and falls each year on the anniversary of its founding, February 4, 2004. Utilizing the medium it pioneered - social media - the company produce...
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PAX is a series of gaming conventions held in Seattle, Boston, Melbourne, Philadelphia, and San Antonio. Founded by Jerry Holkins and Mike Krahulik, authors of the popular web comic Penny Arcade, each PAX...
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Prime Meridian Day marks the creation of modern time zones and longitude measurements at the International Meridian Conference in Washington DC in October 1884. November 1 is when the new measurements wen...
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Check Your Batteries Day occurs twice a year and coincides with time changes, when we spring forward for spring and fall back to standard time in the fall. FEMA choose this day as the logical opportunity...
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Radiologic Technology Week commemorates the discovery of x-ray technology November 8, 1895 by German physicist Wilhelm Conrad Roentgen. The x-ray has become one of the most reliable tools for medical diag...
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