NEWPORT BEACH, Calif.—Security industry veterans recently joined forces to form Obsidian Security, raising $9.5 million in Series A funding led by Greylock Partners and establishing its headquarters ...

A few years ago, Nick Milo was using a folder full of plain text files for notes when he found out about Obsidian. The app had just launched in beta, and was getting some buzz on a productivity forum ...

Pick up some stone-cold classics for pocket change. When you purchase through links on our site, we may earn an affiliate commission. Here’s how it works. June 12 marked the 20th anniversary of ...

Obsidian, launching this week with Imagine Entertainment as a key partner, is an AI-powered studio start-up. But its founders ...