Google is using a powerful new machine-learning approach to save huge amounts of energy (and hundreds of millions of dollars) each year at its vast data centers. It might not be long before the technique, which involves a machine-learning algorithm gradually learning to perfect a task with positive reinforcement, catches on in a range of other areas.

"The AI That Cut Google's Energy Bill Could Soon Help You" is from technologyreview.com, published on July 20, 2016.