iOS 7 Design Cheat Sheet. Great summary resource
As the name implies, check this article out to quickly retrieve any critical technical info you need to effectively design iOS app UIs.
Design Insight Articles
skeuomorphism officially dead? BBC News - Apple reveals iOS 7 design revamp and iTunes Radio
Free Icons for Web and User Interface Design More
App/Icon and such
Digital Mom Blog - http://www.digitalmomblog.com/apple-ios-7-design-updates/
iOS 7 Design Basics: Making Your App Fit In Here are four visual considerations that developers examine to help their apps fit into iOS 7 when it launches.
Polls find users prefer iOS 7 design to iOS 6, fingerprint scanner to replace passwords
iOS7 Icons - Colorful Flat Icons Pack | DailyDesignMag by Cursor Creative House, via Behance