Apple CEO Tim Cook speaks about iOS 8 at the Apple Worldwide Developers Conference.

A new app called Health will collect and display your health data collected from your health-tracking devices and health-related apps.

Family sharing lets you view all your family media purchases, for up to six family members sharing the same credit card, no matter whose device is being used.

Photos now show all your photos stored on iCloud. Search lets you match by location, time, and album names. Editing tools let you adjust light and color, straighten pictures and crop them.

HomeKit is Apple's new centralized home-automation platform in iOS. It will let you talk to connected devices from various manufacturers in your home. You can even use Siri to control it all.

Applications can now define widgets, which live in the notification center.

Notifications are now interactive, to let you reply to, "Like," or dismiss some items like text messages and calendar alerts directly from the notification center and lock screen.

Mail added several features to let you better navigate between messages and add items like a calendar event without leaving the message.

We can finally install third-party keyboards! Rejoice, Swype users!

Apple's vanishing iMessages continue to cause trouble, and now the company must answer its former customers in federal court.

Messages gains the ability to name group threads, drop people (or yourself) from a group chat, or mute a chat. You can send an audio or video message in a way that's similar to WhatsApp.

Awaken Siri solely by voice command. Say "Hey Siri," then ask it questions or get directions without having to physically touch the phone. It also has Shazam-based song recognition.

Third-party apps can now use TouchID for login.