Apple has announced that version 10.8 of OS X is to be called Mountain Lion and will be released this summer. You'll find everything you need to know here, from in-depth preview impressions to information on updates and the eventual launch.
Jul 25, 2012, 12:31 PM UTCNilay Patel
OS X 10.8 Mountain Lion review
Is Apple's latest version of OS X more than just rehashed features from iOS?
Jul 24, 2012, 8:41 PM UTCChris Welch
Apple announces OS X Mountain Lion will be released on Wednesday
As part of its quarterly earnings press release, Apple has confirmed that OS X 10.8 Mountain Lion, the latest version of its desktop operating system, will be released via the Mac App Store tomorrow.
Jun 11, 2012, 5:35 PM UTCNilay Patel
OS X, pro apps, and games updated for new MacBook Pro Retina Display
Apple just announced that the release version of OS X 10.8 Mountain Lion will be updated to support the new 2880 x 1800 Retina Display in the next-generation MacBook Pro. The entire OS has been tweaked to support the higher resolution, as have most of Apple's apps, including Mail, Safari, Aperture, and Final Cut Pro.
May 1, 2012, 6:21 AM UTCBryan Bishop
Apple pushes developers to prepare for Mountain Lion's Gatekeeper security feature
Apple is now heavily encouraging developers to begin signing their applications with their Developer ID so they can be used with Mountain Lion's new Gatekeeper security system.
Apr 18, 2012, 10:51 PM UTCBryan Bishop
OS X Mountain Lion Developer Preview 3 released; outstanding issues still abound
Apple has released the third version of the OS X 10.8 Mountain Lion Developer Preview, which still includes a bevy of bugs to be squashed before the software is released this summer.
Mar 23, 2012, 1:44 PM UTCAdi Robertson
Double-sized icons appearing in OS X Mountain Lion
A source has given Ars Technica screenshots of icons with twice the normal resolution appearing in Mac OS X Mountain Lion's developer preview, suggesting that the OS may eventually be used on Retina displays or simply have better resolution independence.
Mar 19, 2012, 1:51 PM UTCNathan Ingraham
OS X Mountain Lion Developer Preview 2 adds iCloud tabs to Safari and Twitter to Notification Center
As OS X developers spend a bit more time with the recently-released Mountain Lion Developer Preview 2, they're find more new features in the update.
Mar 17, 2012, 5:01 AM UTCDieter Bohn
OS X 10.8 Mountain Lion Developer Preview 2 released; asks permission for contact access
In Mountain Lion, when an app attempts to access your contacts, OS X pops up a dialog box asking your permission. Once you grant it, there's a new section in the Security preferences that lists all the apps you've granted permission to.
Feb 19, 2012, 2:36 PM UTCJeff Blagdon
Messages app for OS X brings file transfers to iMessage (hands-on)
Apple's Messages beta supports drag-and-drop file transfers. Files received on an iOS device can be acted on as if they were received in an email message.
Feb 17, 2012, 4:57 AM UTCSam Byford
AirParrot offers Mountain Lion-style AirPlay display mirroring, out now for $10
AirParrot is a new Mac app that lets you stream your computer's display right to your Apple TV over AirPlay, similar to the ability demonstrated by Apple in the forthcoming OS X Mountain Lion.
Feb 17, 2012, 4:16 AM UTCJeff Blagdon
Mountain Lion may drop support for older Macs, integrated graphics not to blame
An unofficial list of Macs compatible with the current developer build of OS X 10.8 has been posted by The Unofficial Apple Weblog.
Feb 17, 2012, 2:04 AM UTCSam Byford
Safari 5.2 developer preview for OS X 10.7 comes with Mountain Lion UI changes
Apple has seeded version 5.2 of its Safari browser to developers today, and it comes complete with some UI changes that'll roll out with Mountain Lion this summer.
Feb 16, 2012, 4:01 PM UTCNilay Patel
Apple officially renames Mac OS X to OS X, drops the 'Mac'
The "Mac" in "Mac OS X" is no more. Instead, Apple's desktop operating system is now simply called OS X.
Feb 16, 2012, 1:49 PM UTCNathan Ingraham
Apple's new Messages app for OS X is available to download now
Apple's new Messages app, which will be part of OS X Mountain Lion, is available to download now from Apple's website, as long as you've updated to 10.7.3.
Feb 16, 2012, 1:31 PM UTCNilay Patel
Apple OS X 10.8 Mountain Lion preview: Notification Center, iMessage, AirPlay and more
