The new partnership will allow Substack users to integrate Polymarket's prediction data directly into their content.

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

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

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

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

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 ...

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

700,000 records isn't the same as 700,000 users: Each record is something like an email address or a phone number, which ...

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

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.

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

Substack has taken advantage of a new model for the internet, where subscriptions for content are increasingly becoming the norm. The website is the current king of paid newsletters, where writers ...