Donald Kelly’s first encounter with gatekeepers as a salesperson happened when he was selling candy bars to other kids in middle school. Donald Kelly. It didn’t take him long to realize that, while ...

OS X Mountain Lion’s Gatekeeper is ideally meant to warn users about potentially malicious apps sitting around the web. That’s a good thing! But Gatekeeper could also be interpreted as Apple heavily ...

Plants need nitrogen to grow, but they can’t just grab it from the air like we do with oxygen. If the soil doesn’t have enough, farmers have to add fertilizers—an expensive and environmentally tricky ...