Abandoning local public radio and TV would accelerate a dangerous trend straining civic health.

According to the host Ken Jennings, trivia is overlooked as a “great social force.”

Trump wants his people calling the shots. And Bove has proved, above all, that he belongs to the president.

Perhaps the biggest effect A.I. will have on our lives is purely in giving us a new way to entertain ourselves.

Get ready for the G.O.P. to run against “Mamdani Democrats” for several election cycles to come.

Contrarianism and neutrality can’t overcome progressive groupthink.

Readers respond to the president’s latest turn in the war. Also: President Trump and Rosie O’Donnell; New Yorkers’ health; travel medical kits.

Have questions about Russia? Anton Troianovski has answers.

The president may be winning the battle to weaken our democracy, but he has not won the war.

Comparisons to what happened in Turkey and Hungary are not far-fetched.

David Leonhardt talks with a conservative judge about the courts in the Trump era.

Productive disagreement is the flavor of the moment.

There are no easy solutions when it comes to immigration, but President Joe Biden waited too long to acknowledge the crisis at the southern border.

A professor of Holocaust and genocide studies comes to a painful conclusion about Israel’s actions in Gaza.

Differences between the two countries must be addressed through negotiation and mutual respect, not punitive measures.

Having nurtured conspiracy theories for his entire political career, the president suddenly seems in danger of being consumed by one.

Differences between the United States and Brazil must be addressed through negotiation and mutual respect, not punitive measures.

Readers respond to articles about childhood vaccinations and a rise in measles cases. Also: Justice Amy Coney Barrett’s independent path.

The highest ideals of higher ed are under mortal threat.

We will regret not standing up to this venomous cruelty.

The Trump administration is fighting the last war while China marches toward dominating the industries of the future.

America is unraveling its safety net.

The state leaders may be the party’s best shot at reconnecting with the American people.

Congress must reject cuts to PEPFAR, which has supported H.I.V. treatment and prevention worldwide for more than 20 years.

Caving to a right-wing chorus, they are reining in their green agenda.

Ostracism might just hurt the ostracizer more than the ostracizee.

Readers discuss a guest essay about birthrates and the world’s population. Also: A citizens’ celebration for America’s 250th anniversary.

What happens when Trump becomes the “deep state”?

Immortality is easier to achieve than we might think.