Serenity CaldwellAssociate Editor, Macworld

Serenity has been writing and talking and tinkering with Apple products since she was old enough to double-click. In her spare time, she sketches, writes, acts, sings, and wears an assortment of hats.

Get to know iOS 7: iTunes Store, App Store, and Newsstand

Though both the iTunes and App Store have significantly updated design schemes, both apps are functionally almost identical to their iOS 6 counterparts. Newsstand, meanwhile, gets a new look and the ability to hide inside a folder.

Get to know iOS 7: Compass

Even if you never go out of GPS range, a good compass can be incredibly useful to have. Associate editor Serenity Caldwell takes a look at iOS 7's revamped Compass app (and its hidden level app component).

Get to know iOS 7: Calendar and Contacts

Dan Moren and Serenity Caldwell look at what's new in Calendar and Contacts for iOS 7.

Get to know iOS 7: Camera and Photos

What's new with the Camera and Photos apps in iOS 7? Associate editor Serenity Caldwell has everything you need to know.

Get to know iOS 7: Voice Memos

If you guessed that the Voice Memos app, virtually unchanged since its iOS 3 release, would ditch the big shiny microphone and VU monitor for something a little sleeker in iOS 7, you would be absolutely right. Here's what's changed in iOS 7.

Get to know iOS 7: Phone, FaceTime, and Messages

What's changed with your device's communication apps in iOS 7? Associate editor Serenity Caldwell has you covered.

Get to know iOS 7: Siri

Associate editor Serenity Caldwell details all you can expect from Siri in iOS 7.

How to upgrade to iOS 7

iOS 7 arrives today, and soon it will be time to update your device. Confused about where to start? Need a backup? Macworld associate editor Serenity Caldwell has put together the ultimate choose-your-own upgrade guide.

iCloud.com gets the iOS 7 design treatment

One day before iOS 7's official launch, Apple's iCloud.com service has been revamped to resemble the mobile operating system's new, layered look.

Apple releases OS X Mountain Lion 10.8.5

OS X 10.8.5 update squashes bugs ahead of Mavericks launch in the fall.

Apple to offer iPhone 5 at $100 discount in stores

As first reported by iLounge, Apple is reportedly offering the iPhone 5 at a $100 discount at its Apple Stores. This deal is likely only to last until stock runs out or next week's iPhone 5c/5s launch, whichever comes first.

iPhone 5S

iOS developers dish about new iPhone 5s hardware features

Hardware improvements like the new A7 64-bit processor and M7 co-processor may not mean much to the average user, but iOS developers are very excited about them. Here's why you should be, too.

iOS 7 to launch September 18

Apple senior vice president of software engineering Craig Federighi announced at Tuesday's special event that iOS 7 will be released on September 18.

What we already know about iOS 7

With new iPhones rumored to make an appearance, Tuesday’s Apple event is likely to see a rehash of all the features coming to iOS devices new and old in iOS 7. In case you need a recap before the event, here’s a primer on exactly what we know about iOS 7 so far.

iBooks Author support for the iPhone should be on Apple's to-do list

Apple spent a bit of time previewing iBooks for OS X Mavericks during WWDC, but said nothing about iBooks for iOS. Could an iBooks preview -- with iBooks Author ebooks support for the iPhone -- be coming next week? Associate editor Serenity Caldwell thinks so, and a new clue seems to support it.