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Gold is a chemical element with the symbol Au (from the Latin word aurum) and the atomic number 79. In its pure form, it is a bright, slightly orange-yellow, dense, soft, malleable, and ductile metal. Chemically, gold is a transition metal, a group 11 element, and one of the noble metals.
The Wieliczka Salt Mine ( Polish: Kopalnia soli Wieliczka) is a salt mine in the town of Wieliczka, near Kraków in southern Poland . From Neolithic times, sodium chloride ( table salt) was produced there from the upwelling brine.
The golden ratio's negative −φ and reciprocal φ−1 are the two roots of the quadratic polynomial x2 + x − 1. The golden ratio is also an algebraic number and even an algebraic integer. It has minimal polynomial. This quadratic polynomial has two roots, and. The golden ratio is also closely related to the polynomial.
Munsey's Magazine was an American magazine founded by Frank Munsey in 1889. Originally launched in 1889 as Munsey's Weekly, it became an illustrated monthly in 1891, printing both fiction and non-fiction. In 1893 the price was reduced from 25 to 10 cents and circulation rose to more than 250,000 issues. The same year Munsey became one of the ...
The Starry Night is an oil-on-canvas painting by the Dutch Post-Impressionist painter Vincent van Gogh, painted in June 1889. It depicts the view from the east-facing window of his asylum room at Saint-Rémy-de-Provence, just before sunrise, with the addition of an imaginary village.
The Goldman Sachs Group, Inc. ( / sæks / SAKS) is an American multinational investment bank and financial services company. Founded in 1869, Goldman Sachs is headquartered in Lower Manhattan in New York City, with regional headquarters in many international financial centers. [1] .
Qin Shi Huang ( Chinese: 秦 始皇, pronunciation ⓘ; February 259 [e] – 12 July 210 BC) was the founder of the Qin dynasty and the first emperor of China. [9] .
