Google has released version 2.0 of their Play Services for Android applications. The new additions represent the Maps and Photo Sphere APIs, and are available for all applications running on Android 2.2+.
Microsoft Live Labs has released Seadragon Mobile, Microsoft's first application developed for the iPhone platform. Seadragon is an image viewer incorporating Microsoft's Deep Zoom functionality, allowing efficient display and manipulation of high-resolution imagery. Seadragon Mobile is available for free in the iTunes App Store.
High Moon Studios, perhaps best known for their DarkWatch console game, uses the Scrum methodology to get things done. They've put out a passionate (if violent) 90-second video that tells the truth (and a little fiction) about working the Agile way.