Unlike his combative exchanges with senators about vaccines, Robert F. Kennedy Jr. was conciliatory and accommodating about agriculture interests.

The Trump administration seems to be betting that Americans are so inured to the war on terrorism that they’ll be indifferent to extrajudicial executions.

Here’s what I did on my summer vacation.

Here’s what I did on my summer vacation

Readers respond to articles about Health Secretary Robert F. Kennedy Jr. Also: The power of a thank-you note; preventing cannabis poisoning in children.

Epstein’s victims won’t let Trump push their story aside.

There is a Goldilocks solution here.

Is there a way for them to get rid of the scarlet L for loser?

Our biggest adversary is waiting for the West to collapse.

Our biggest adversary is waiting for the West to collapse.

As a parent and congressman, I do not want my children’s brains to be programmed by corporations.

Our research shows that many of the strongest bonds come not from any amount of similarity, but from playful banter.

Teenagers are being recruited for one-off covert attacks behind enemy lines.

Readers offer analysis and advice about the Democrats’ plight. Also: An Israeli’s heroism.

Health has become polarized by the Trump administration, which shares an ethos with “The Biggest Loser,” including an obsession with personal responsibility.

Without trust between America and China on A.I., the risks extend far beyond their borders.

Building bigger A.I. isn’t leading to better A.I.

The city embraced new technology without much thought to the consequences — and regretted it.

What comes next?

The conviction of the transitional prime minister in Chad is emblematic of how democracy is eroding across northern Africa.

Curbing Google is an overdue return to the government’s longtime role in encouraging competition among tech companies.

A decade on, Angela Merkel’s immigration disaster has created a right-wing surge.

The left has a birthrate problem. Their pessimism might cost them converts.

Readers respond to a column by David Brooks. Also: Juxtaposing a Nobel Peace Prize and a Department of War.

The legal scholar Kate Shaw discusses Donald Trump’s recent winning streak with the Supreme Court and what it means for the state of the Constitution.

How should his opponents respond?

The legal scholar Kate Shaw discusses Donald Trump’s recent winning streak with the Supreme Court and what it means for the state of the Constitution.

If Democrats gerrymander California, they will lose the moral high ground.

The impact of climate change on the geographic features that demarcate many frontiers is adding to longstanding beefs over borders.