Substack loves a party. Tag along with Business Insider reporter Sydney Bradley as she spends a day inside Substack's world.

Mary L. Trump, the niece of President Trump, and Ronda Cress, a former Justice Department lawyer, revealed their marriage to the public for the first time in a Substack post by Ms. Trump in January.

The garden catalogs have arrived. They are casually relaxing on the kitchen table pretending everything is fine between us. How did they even sneak in? I bet they waited in the untrimmed holly bushes ...

Educational Awakening Center (EAC Seminars), under the leadership of Ariya Malek, has announced the launch of a Structured Curriculum Initiative ...

Hockey fans, the Stanley Cup Playoffs are officially here. The 2026 version might be as good as ever, with a bracket that feels as wide open as any in recent memory. Then, of course, there's the ...