6+ hour, 57+ min ago   (610+ words) Every day, the world’s digital systems generate more than 2.5 quintillion bytes of data, and by some estimates roughly 90 percent of all data in existence has been created within just the last decade....

2+ day, 7+ hour ago   (97+ words) Coal remains a cornerstone of the global energy supply even as renewables expand, and its extraction carries a hidden prize: methane, the main component of coal mine gas, which is simultaneously a potent greenhouse gas and a clean-burning fuel. A…...