The publishing platform has integrated Pangram to look for AI.

Could the investing legend be netting hundreds of millions from a newsletter? If not, he’s still making a steady income.

Substack is betting that subscribers, and the sponsors they attract, value authenticity and are willing to pay for content that is verifiably created by humans. Driving the news: The media platform is ...

This piece originally ran on Casey Newton’s Substack, Platformer. We’re republishing it here because it offers a lot of great detail about what it’s like to leave a media company and start your own ...

Substack is partnering with Pangram to let readers check how much of a post was AI-written. But even the company admits the ...

July 23, 2026 A global shift toward healthier diets could sharply reduce livestock farming, free up agricultural land, and cut emissions from land-use change by 85% by 2050. At the same time, fruit, ...