It’s way too easy to make fentanyl. Here’s why.

Harris is vetting VPs. But do vice presidents really matter?

New vending machines sell bullets in grocery stores

How Harris is taking control of the Biden campaign

Biden gets out, Harris steps up, Trump pivots. Now what?

What was new and what was the same in Trump’s speech

The mysterious health crisis plaguing a small Texas town

Why Biden allies say he’s not getting the full picture

Who is J.D. Vance? What to know about Trump’s running mate.

New questions after the Trump assassination attempt

Texans planned for the heat — but not the chaos. Plus, what to know about kids and social media, and a big weekend in soccer

The family secret that upended Alice Munro’s legacy, world leaders brace for a potential Trump return, and more

Inside a controversial new organ-donation technique, Democrats grapple with Biden’s candidacy, and more

They lived on Mars for a year. Sort of.

Why one country just introduced a six-day workweek, and more Democrats call for Biden to drop out of the campaign

Is it time to ban fireworks? Plus, the drama in the world of competitive hot-dog eating.

How the Supreme Court’s Trump ruling rewrote what it means to be president, wine’s dinosaur connection, and more

How Biden’s changing course after a bad debate, Simone Biles wins another Olympic spot, and more

Should Democrats be worried after last night’s debate?

A potential Alzheimer’s breakthrough, what to watch in the first Biden-Trump debate, and more