With Pokémon GO seemingly taking over the world as players walk around in search of the virtual creatures, one developer used the Watson Visual Recognition API to analyse screen shots of the app to locate nearby Pokémon, winning Best Use of Watson challenge at the AT&T Shape Tech Expo Hackathon.
The Federal Register is touted as "The Daily Journal Of The United States Government". Its website, federalregister.gov, allows access to the documents published there, which include proposed rules, final rules, public notices, and Presidential actions. It's a pretty interesting and useful look into what the US Government is doing, and how it might affect your life. Amazingly enough, it has a full-featured API, which is a truly open source project, to allow access to the Federal Register within applications.