On the app, users drape themselves in the trappings of Black culture—and steal the viral spotlight. It’s exploitation at its most refined and disturbing.

At 37, Brian Wallach was diagnosed with the fatal disease. So he tapped a lifetime of connections to give help and hope to fellow sufferers—while grappling with his own mortality.

Why didn’t we?

On the intersection of technology and revolt.

At 22, he single-handedly put a stop to the worst cyberattack the world had ever seen. Then he was arrested by the FBI.

After 20 years of long-distance competition, I ran my fastest. All it took was tech, training, and a new understanding of my life.

Lee Holloway programmed internet security firm Cloudflare into being. But then he became apathetic, distant, and unpredictable—for a long time, no one could make sense of it.

Nature is already socking away a lot of carbon for us. It could soak up a lot more—if we help.

Gus Weiss, a shrewd intelligence insider, pulled off an audacious tech hack against the Soviets in the last century. Or did he?

People used to think the crowdsourced encyclopedia represented all that was wrong with the web. Now it’s a beacon of so much that’s right.

An amateur sleuth tracks runners who cheat. But how far should he go?

What happens when humans, not algorithms, are in charge.

Sixty years ago, a sharecropper’s son invented a technology to identify faces. Then the record of his role all but vanished. Who was Woody Bledsoe, and who was he working for?

Jared Johns found out too late that swapping messages with the pretty girl from a dating site would mean serious trouble. If only he had known who she really was.

The author, who works remotely, and her evolving relationship with her physical representation at the office: “an iPad on a stick on a Segway-like base.”

The Salesforce founder has donated a fortune to right capitalism’s wrongs, and he thinks his fellow billionaires should too. Why can’t we just be grateful?

Jerold Haas was on the brink of blockchain riches. Then his body was found in the woods of southern Ohio.

In 2003, a man robbed a bank with a bomb around his neck. It exploded shortly thereafter, taking his life and leaving authorities to try to figure out who had put it there.

How digital detectives unraveled the mystery of Olympic Destroyer—and why the next big attack will be even harder to crack.

If researchers can figure out how pigeons and rats evolve to thrive in hostile city habitats, it could help other beasts—including us—adapt to climate change.

Can Karen Navarra’s Fitbit explain her murder?

Sexual harassment. Hate speech. Employee walkouts. The Silicon Valley giant is trapped in a war against itself. And there’s no end in sight.

How a hacker shamed and humiliated high school girls in a small New Hampshire town, and how they helped take him down.

How the CIA used a fake science fiction film to sneak six Americans out of revolutionary Iran. The declassified story that became Ben Affleck’s Argo.

How a disease came back.