Melting ice in the Arctic is causing an increasing amount of freshwater to enter the North Atlantic, which is expected to result in a weakening of the Atlantic overturning circulation. However, many ...

Host Flora Lichtman talks to Dr. Janet Iwasa and Tim Lee at the Eccles Theater in Salt Lake City, Utah. Behind them is a 3-D model of a ribosome. Credit: Matt Gordon Imagine you’re diving into a cell.

Scientists shared transcripts with The Times in which chatbots described how to assemble deadly pathogens and unleash them in ...