https://phys.org/news/2018-07-amazon-powers-profits-footprint.html > Revenue rose 39 percent to $52.9 billion, shy of most forecasts, but shares in Amazon nonetheless lifted 4.1 percent in after-hours trade. > Amazon has grown into one of the world's biggest companies on its global e-commerce operations along with cloud computing, artificial intelligence, streaming video, groceries and other operations.