CAMBRIDGE, MA -- There are more than 1 million river basins carved into the topography of the United States, each collecting rainwater to feed the rivers that cut through them. Some basins are as smal..
Arctic climate change research relies on field measurements and samples that are too scarce, and patchy at best, according to a comprehensive review study from Lund University in Sweden. The researche..
Think of it like a geological mystery story: For decades, scientists have known that some 25,000 years ago, a massive ice sheet stretched to cover most of Canada and a large section of the northeaster..