Substack data breach exposed user email addresses and phone numbers for months before CEO Chris Best confirmed the October ...

Publishing platform Substack and prediction market Polymarket announced a new partnership on Wednesday. The new partnership ...

The 43rd president of the United States launched a Substack site Feb. 16 with a 1,500-word tribute to a predecessor.

Substack, the hugely popular online content platform with 50 million active subscribers, has confirmed it has been hacked. Here’s what you need to know.

Substack says hackers accessed user emails, phone numbers, and internal metadata in October 2025, with a database of 697,313 ...

The Republican former president's essay centered on first leader George Washington, from his "humility" to slavery links.

Substack has allowed for the inclusion of Polymarket embeds into blogs since 2024, and the new update mostly seems like it will streamline the process. Notably, the prediction charts can now be added ...

Journalism is better when it’s backed by live markets,” Polymarket’s X account said in a post announcing the deal.

The hacker claims to have stolen nearly 700,000 Substack user records, including email addresses and phone numbers.

Substack won't share official numbers, but it seems like a pretty significant data breach.

Substack CEO Chris Best says AI could flood feeds with junk — or empower independent creators to spark a cultural renaissance.

The popular online SF universe from top creators Jonathan Hickman, Nick Spencer, Mike Del Mundo and Mike Huddleston will debut in stores this July.