And for any notifications in lock screen, you can slide finger across it, and go directly to app that sent it.

FORBES: Apple: Live From The WWDC; OSX Lion, iOS 5; iCloud

Also improved lock screen with more information on the notifications.

FORBES: Apple: Live From The WWDC; OSX Lion, iOS 5; iCloud

It's now possible to access notifications directly from the lock screen by pulling down the notification tray.

ENGADGET: Galaxy Nexus HSPA+ review Mobile

Once installed on a phone, home takes over the lock screen and main display turning it into a live feed of information, notifications and images Facebook users are sharing.

BBC: Facebook's release of 'home' spurs privacy worries