The newsletter start-up, which once drew an overture from Elon Musk, is betting on politics content and recruiting stars. But ...

Substack still isn’t profitable despite attracting big names in the independent writer world, whose newsletters and blogs ...

Elon Musk reportedly wanted to buy Substack after he purchased Twitter to combine the two sites. The tech CEO proposed the ...

Comcast confirmed it's spinning off nearly all of its cable properties, which include CNBC and MSNBC, raising questions about ...

A new analysis of Substack’s top newsletters estimated that around 10 percent publish AI-generated or AI-assisted content.

A food king of Manhattan welcomes the newsletter crowd to a party celebrating the 50th anniversary of his Upper East Side ...

A new report from the A.I. detector GPTZero found that one in ten most popular Substacks contain A.I.-generated content.

A bonkers new Texas bill would ban a bunch of activities related to abortion, including taking abortion pills in other states ...

Emily Sundberg’s business and culture newsletter, Feed Me, publishes every weekday with a mix of aggregated tech and finance ...

Two top NBA insiders are teaming up. Jake Fischer is joining Marc Stein’s Substack page, “The Stein Line,” sources told The Post. Fischer has grown into one of the more reliable NBA insiders ...