Did Edison Buy Westinghouse? Did Edison buy Westinghouse? He bought the Waterhouse Electric Light Company in 1888 and the United States Illuminating Company in 1890, giving Westinghouse their own arc lighting systems as well as control over all the major incandescent lamp patents not controlled by Edison. Did Edison and Westinghouse work together? Thomas Edison
Did China Have A Scientific Revolution? Did China have a scientific revolution? Scientific and technological stagnation. One question that has been the subject of debate among historians has been why China did not develop a scientific revolution and why Chinese technology fell behind that of Europe. Many hypotheses have been proposed ranging from the cultural
What Did The Sumerians Advance In? What did the Sumerians advance in? The wheel, plow, and writing (a system which we call cuneiform) are examples of their achievements. The farmers in Sumer created levees to hold back the floods from their fields and cut canals to channel river water to the fields. The use of