Darwin Day is a recently instituted celebration intended to commemorate the anniversary of the birth of Charles Darwin on February 12, 1809. The day is used to highlight Darwin's contribution to science and to promote science in general. History The celebration of Darwin's work...
Pluto, formal designation 134340 Pluto, is the second-most-massive known dwarf planet in the Solar System (after Eris) and the tenth-most-massive body observed directly orbiting the Sun. Originally classified as the ninth planet from the Sun, Pluto was recategorized as a dwarf planet and plutoid...
Patent for Phonograph Issued February 19, 1878 One of Edison's first great inventions Washington - Thomas A. Edison, one of the outstanding geniuses in the history of technology, received patent no. 200,521 for a phonograph on February 19, 1878. This patent is just one of the more than one...
Albert Einstein (14 March 1879 – 18 April 1955) was a German-born theoretical physicist who developed the general theory of relativity, one of the two pillars of modern physics (alongside quantum mechanics). Albert Einstein’s birth in the German Empire city of Ulm. While...
May 20 is World Metrology Day, commemorating the anniversary of the signing of the Metre Convention in 1875. World Metrology Day celebrates the signature by representatives of seventeen nations of the Metre Convention on 20 May 1875. The Convention set the framework for global collaboration...
On November 10, 1983, at the Plaza Hotel in New York City, Microsoft Corporation formally announced Microsoft Windows, a next-generation operating system that would provide a graphical user interface (GUI) and a multitasking environment for IBM computers. The history of Windows dates back to...