As global temperatures warm, the Southern Ocean—between Antarctica and other continents—will eventually release heat absorbed ...

When Maureen Long talks to the public about her work, she likes to ask her audience to close their eyes and think of a landscape with incredible geology. She hears a lot of the same suggestions: ...

More than 50 countries have contacted the White House to start trade negotiations since Donald Trump unveiled plans to impose ...

Trump Weakens U.S. Cyberdefenses at a Moment of Rising Danger The firing of the head of the N.S.A. was only the latest move to erode fortifications against cyberattacks, especially those targeting ...