It started as a direct-to-consumer newsletter platform with a subscription model. Today, Substack is a publishing platform that helps writers, podcasters, and creators build and monetize their work ...

Breakthroughs, discoveries, and DIY tips sent six days a week. Terms of Service and Privacy Policy. This story has been updated. It was first published on March 10 ...

Add Yahoo as a preferred source to see more of our stories on Google. Substack describes the app's initial launch as focusing on "reliable, high-quality viewing" for the platform's long-form videos.