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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When was the First Artificial Satellite Launched?

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The first artificial satellite was Sputnik 1, launched into orbit round the Earth by the Soviet Union in 1957. Sputnik was a metal sphere about 60 cm across and weighed 80 kgs. It orbited the earth once every 96 minutes at a height of about 200
Artificial satellites could be weather satellites or communication satellites. Weather satellites have cameras that send back pictures of cloud and storm formation. Communication satellites relay television and telephone signals around the world. They have equipment powered by solar batteries.

The satellites receive a signal from the transmitting station on the Earth, amplify it and beam it down to another Earth-station, which could be thousands of kilometres away.
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