Apple today unveiled the next generation of the Mac OS X, the next gen of Mac OS X is called OS X Yosemite. OS X Yosemite packs some big changes to the OS X, it brings a system wide redesign of the UI and packs tons of new features. 

Some of the key new features are : iOS-like translucency, Dark Mode, Notification center, redesigned Messages app, revamped Spotlight, Continuity, Mail Drop (ability to  mail large size files – up to 5GB) and much more.

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[Photos: via]