New research shows that California’s Central Valley, known as America’s breadbasket, gets as much as half of its groundwater from the Sierra Nevadas. This is significant for a farming region that, in ...
The Arctic is warming at three to four times the global average. However, new research suggests the slowing of a key ocean current could reduce projected Arctic warming by up to 2 degrees Celsius by ...
Imagine an Earth-sized planet that’s not at all Earth-like. Half this world is locked in permanent daytime, the other half in permanent night, and it’s carpeted with active volcanoes. Astronomers have ...
“T here was a violent event here,” said anthropological archaeologist Nawa Sugiyama on a warm August morning, walking from the excavation site south of the Pyramid of the Moon — down narrow trails, ...