10 Amazing Scientific “Facts of Discovery, Invention & Wonder” interesting facts for Class 10 and 12 Part 7

Facts of Discovery, Invention & Wonder – 7

621. When newspapers first appeared, they were not called newspapers. The letters NSEW, representing as they did North, South, East and West, were printed on top of the paper to indicate that the information printed in the paper had been collected from all over the world. One day, the owner of a certain news publication simply rearranged the letters N-S-E-W as N-E-W-S and printed them at the top of the page. Readers now found that they had a word they could easily pronounce and ‘news’ became a popular word.

622. The Guinness Book of World Records was first published on November 27, 1955 and has been translated into 35 languages. It sells around 7.7 lakh copies per day. The book is full of amazing and mind- boggling records and feats.

623. You can determine how much daylight is left by holding your fists up to the western horizon. Stack your fists one on top of the other to the sun’s level in the sky. Each fist represents about an hour of remaining daylight.

624. Franklin Delano Roosevelt was the first U.S. President to have a Presidential aircraft. During world War II, he flew only once on the airplane, to travel to the Yalta Conference. It was equipped with an elevator so that the President could board the plane in his wheelchair. The aircraft is now on display at the U.S.A.F Museum in Ohio, U.S.A.

625. Each of the four kings in a deck of playing cards represents a great king form history. The king of spades stands for King David, Hearts for King Charlemagne, Clubs for Alexander the Great and Diamonds for Julius Caesar.

626. The Music for the nursery rhyme ‘Twinkle Twinkle Little Star’ was written by the Austrian Composer, Mozart (1756-1791), when he was just 5 year old.

627. The cigarette lighter was invented much before the match.

628. ‘TYPEWRITER’ is the longest word that can be made using the letters only one row on the keyboard.

629. The Olympic flag was created by Pierre de Coubertin in the year 1914. The flag has five interconnected rings on a white background. These rings symbolize the five continents of the world and are interconnected to symbolize the friendship to be gained from these international competitions. The flag was first flown during the 1920 Olympics.

630. The first large mathematical calculations were performed in 1758 for ascertaining the orbit of what is today known as the Comet Halley.