Substack is adding new capabilities to its Twitter-like Notes feature that bring it more in-line with the social network now known as X. The company announced on Tuesday that users can now post videos ...

Substack is refuting claims that its new short-form posting service Notes mimics Elon Musk’s Twitter and is meant to compete with the prominent social media platform. Mr. Musk has branded Notes as a ...

Substack chief Chris Best said he didn't want to "engage in speculation" about statements like “all brown people are animals." Reading time 4 minutes Substack, best known as a subscription newsletter ...