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.
The AE Strowger Dial Candlestick. 11-digit dial telephone, circa 1905. A Kansas City (Kansas) inventor named Almon Strowger invented the first automatic dial telephone system in 1889. This system used rotary relay switches that followed pulses in the central office when a subscriber moved a dial on the telephone. This type of system was called step-by-step or simply step. (See How Phones Work in the Science wing for more about Strowger.) By 1892, the first Strowger Automatic Telephone Exchange was in service in La Porte, Indiana.