Now if you add more wheels, and loop the rope around them, you can reduce the effort you need to lift the weight. Suppose you have two wheels and a rope looped around them, as in the figure below. The 100kg mass (1000 newton weight) is now effectively supported by two sections of ...
Later in 2013, for example, researchers at Trinity College Dublin and IBM announced they'd found a way to reduce cloud emissions by over 20 percent by using smart load-balancing algorithms to spread out data processing between different data centers. In April 2018, Google announced that it had...
Nuclear plants can help to reduce a country's dependence on imported oil from unstable regions such as the Middle East. Countries without large fossil fuel supplies find nuclear an attractive option. Chart: Nuclear plants (orange slice) supply about 8 percent of the energy used in the United ...