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Many star names are, in origin, descriptive of the part in the constellation they are found in; thus Phecda, a corruption of Arabic فخذ الدب ( fakhdh ad-dubb, 'thigh of the bear'). Only a handful of the brightest stars have individual proper names not depending on their asterism; so Sirius ('the scorcher'), Antares ('rival of Ares ', i.e ...
Placeholder names for people include: Иван ( Ivan ), Драган ( Dragan) and Петкан ( Petkan ); used in this order. Ivan is the most common Bulgarian name, while the other two are quite old-fashioned. Петър Петров ( Petar Petrov) is most commonly an ordinary person with no interesting qualities.
Proper names of planetary systems often follow common themes – for example, the planets of the star Copernicus are named after European astronomers. Proper names for planets outside of the Solar System – known as exoplanets – are chosen by the International Astronomical Union (IAU) through public naming contests known as NameExoWorlds.
Rare vintage girl names. Minnie, Myrtle and Maude are three sweet choices from our list of 100 rare vintage names for girls. Dorothy. Florence. Mildred. Ethel. Gladys. Edna. Bertha.
Aquamarine variety of beryl with tourmaline on orthoclase. Arsenopyrite from Hidalgo del Parral, Chihuahua, Mexico. Aurichalcite needles spraying out within a protected pocket lined by bladed calcite crystals. Austinite from the Ojuela Mine, Mapimí, Durango, Mexico. Ametrine containing amethyst and citrine, from Bolivia.
The QR code system was invented in 1994, at the Denso Wave automotive products company, in Japan. The initial alternating-square design presented by the team of researchers, headed by Masahiro Hara, was influenced by the black counters and the white counters played on a Go board; the pattern of position detection was found and determined by applying the least-used ratio (1:1:3:1:1) in black ...
The term copypasta is derived from the computer interface term "copy and paste", the act of selecting a piece of text and copying it elsewhere. Usage of the word can be traced back to an anonymous 4chan thread from 2006, [2] [3] and Merriam-Webster record it appearing on Usenet and Urban Dictionary for the first time that year.
List of chemical elements. 118 chemical elements have been identified and named officially by IUPAC. A chemical element, often simply called an element, is a type of atom which has a specific number of protons in its atomic nucleus (i.e., a specific atomic number, or Z ). [1]