Roger Worthington is helping to lead a $50 billion lawsuit against oil producers. This week he’ll face powerful critics in Congress.

Roger Worthington is helping to lead a $50 billion lawsuit against oil producers. This week he’ll face powerful critics in Congress.

© Michael Hanson for The New York Times

European Union authorities said the company’s use of “addictive design” violated a digital safety law.

The settlement addresses the dumping of PFAS “forever chemicals,” which have been linked to cancer and other risks, by Chemours in several states.

© Ed Kashi for The New York Times

Internal documents show how tech giants grabbed children’s attention throughout the day, a strategy that schools say has undermined education.

The changes, after Meta’s legal losses in two child safety cases, are aimed at limiting harmful content shown to teenagers on Instagram, Facebook and Messenger.

The state became the first to sue the ChatGPT maker over claims that its technology posed a risk to children and that the company had failed to warn the public of dangers.