Charles Ross spent 50 years building “Star Axis,” a naked-eye observatory in New Mexico. Now his masterwork is ready. How to share it with a changed world?

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

NextEra, which is seeking to buy Dominion Energy, has often butted heads with consumer groups, residents and journalists in its home state.

© Ulysse Bellier/Agence France-Presse — Getty Images

NextEra’s proposed acquisition of Dominion Energy comes as Americans are paying a lot more for electricity, and data centers are demanding a lot more power from utilities.

© Tristan Spinski for The New York Times