Why Are Manchester United Called the Red Devils?

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Manchester United’s “Red Devils” nickname came from nearby Salford’s rugby league team and was adopted under manager Sir Matt Busby in the 1960s. The connection links two different sports through a shared local nickname. UEFA’s account traces Salford’s name to a French journalist who called the team “Les Diables Rouges” in 1934. That phrase means “the Red Devils.” UEFA says Busby later took a liking to the name. The Premier League’s crest history also credits him with adopting it from Salford. The nickname became a visual part of United’s identity: its badge includes a red devil holding a pitchfork below a three-masted ship. The ship has a separate origin in Manchester’s coat of arms and trading history. A single crest therefore combines a symbol of the city with a nickname borrowed from its sporting neighbourhood.  
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Who Invented the Transistor?

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A transistor is an electronic device used as a switch or to amplify an electric current or voltage. It was discovered by three American scientists in 1948, namely, William Shockley, John Bardeen and Walter Brattain. The transistor replaced the valve in electronic machines. Being much smaller and more reliable, this made portable radio and television sets possible. Transistors are made of pieces of silicon and can be connected together to produce small, but complex circuits that can handle signals, such as those used in radio and television. In 1970s, single transistors began to be replaced by integrated circuits containing a large number of electronic components.

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