Some 11,600 years ago, one geological period gave way to another in dramatic fashion. As the last glacial period ended, Greenland, for example, experienced a 10° C (18° F) temperature increase over a ...

Last week, scientists presented an image of a supermassive black hole burping—twice. The behemoth had guzzled on gas before belching out a cloud of high-energy particles and settling in for a few ...

MENTION the phrases “greenhouse gases” and “global warming” in the same breath and most people will think of the carbon dioxide produced by burning fossil fuels such as coal and oil. But CO 2 is not ...

Berkeley — Using a state-of-the-art computer model of the lunar interior, geophysicists at the University of California, Berkeley, have shown that a mighty burp early in the moon’s history could ...