For the first time since the late 1990s Microsoft case, federal trials are weighing antitrust breakups, a tactic that harks back to Standard Oil.

© Ricardo Tomás

For the first time since the late 1990s Microsoft case, federal trials are weighing antitrust breakups, a tactic that harks back to Standard Oil.

© Ricardo Tomás

Educators are increasingly using generative A.I. in their own work, even as they express profound hesitation about the ethics of student use.

© Ricardo Nagaoka for The New York Times