Fluorine is relatively rare in the universe compared to other elements of nearby atomic weight. On Earth, fluorine is essentially found only in mineral compounds because of its reactivity. The main commercial source, fluorite, is a common mineral.

1928 silent film by Paul Leni

2006 film by Mike Judge

International East German radio station

heavier-than-air powered aircraft, designed and built by the Wright Brothers

Golden Corral lives by a 100-year plan. 

For CEO Lance Trenary, that means the company will always make decisions consistent with it being in business for at least a century. There’s no short-term reactions, and no strategy will move forward at the expense…

Which African animal hunters are the best? We look at success rates among Africa’s apex predators and which of them rules the hunting fields.

Around 1650 B.C.E., the Bronze Age city of Tall el-Hammam was wiped out by a blast 1,000 times more powerful than the atomic bomb used at Hiroshima

Mexican executive chef (1895-1975)

The Roman withdrawal from Africa was the attempt by the Roman Republic in 255 BC to rescue the survivors of their defeated expeditionary force to Carthaginian Africa during the First Punic War. A large fleet commanded by Servius Fulvius Paetinus Nobilior…

I have written this article to give wider exposure to some fascinating scientific insights into the complicated mating habits of octopuses. Most male octopus have…

We look back at the life of Leo Fender – the maverick inventor who would change guitar forever.

History of Cocaine: Circa 1860s –1900—As cocaine became a popular ingredient in alcoholic drinks, scientists and pharmaceutical companies were investigating possible medical uses for this drug.

Soviet politician (1875-1946)

Alexandra of Denmark (Alexandra Caroline Marie Charlotte Louise Julia; 1 December 1844 – 20 November 1925) was Queen of the United Kingdom and the British Dominions and Empress of India from 22 January 1901 to 6 May 1910 as the wife of King-Emperor Edward…

car-centered subculture beginning in the 1950s in Sweden and Northern Europe

New Coke was the informal name given by the Coca-Cola Company to a new formula for its most popular drink, Coca-Cola, released in 1985. It was renamed Coke II in 1992, and was discontinued in July 2002.

The day after Thanksgiving is the busiest day of the year for plumbing and drain companies.

American P-51 fighter pilot