Both Google and Facebook recently announced new policies to combat fake news, meaning these batshit theories not only had legs but are highly trackable. So, with that in mind, letâs take a look at the most prominent conspiracy theories thatâll keep you up at night wondering âwhat if?â 1) 9/11 Was An Inside Job Did George Bush knowingly allow the attacks on the World Trade Center to happen?
The clinometer, also known as an inclinometer or a gravity inclinometer, was invented by William B. Melick in 1889. It was invented to measure the gradient of a slope and the height of objects like trees.
Thomas Alva Edison announced his invention of the first phonograph, a device for recording an â¦ d replaying sound, on November 21 1877 and he demonstrated the device for the first time on November 29 (it was patented on February 19 1878 as US Patent 200,521).he Dictaphone was still in use in the early 1950's. The first flat, circular record was invented in 1887 by Emile Berliner (1851-1929), a German-born American inventor, who also devised the gramophone to play his disks. Berliner's records were originally made of glass, then zinc, and later, hard rubber.