As we observe the fifth birthday of the iPhone, CNET takes a look back at all the models, their highs and lows, and how they changed the cell phone industry. more

The iPhone launched in 2007, and the mobile phone market was never the same again. Explore the technological heritage of Apple's iconic smartphone via ZDNet UK's interactive timeline. more

For the history buffs out there, enjoy this pivotal moment when Steve Jobs unveiled -- with his usual flair for understatement -- "a revolutionary mobile phone." more

How will the iPhone be remembered? Most likely, for how it reinvented the perception of software. more

CNET's Scott Stein has had every iPhone, but he'll always remember his first. Five years later, a look back. more

Hardware upgrades and new Apple services will help the next-generation iPhone lead the smartphone market next year, according to analyst Mark Moskowitz. more

A new report from research firm Strategy Analytics reveals that total iPhone sales have also been estimated at 250 million worldwide. more

One analyst says that Apple's iPhone may be losing its luster at Verizon Wireless as a Google Android favorite from Big Red overtakes it for the No. 1 spot. more

The iPhone 4S isn't the king of cell phones, but it's part of the royal family nonetheless. Even without 4G and a giant screen, this phone's smart(ass) voice assistant, Siri, the benefits of iOS 5, and its spectacular camera make it a top choice more

June 29, 2011 Apple's smartphone marks its fourth birthday, and there's little arguing it's been a huge success. Still, many industry watchers weren't so sure early on. more

June 29, 2007 You've been reading about it for months, ever since Apple CEO Steve Jobs unveiled it to much acclaim at Macworld in January. Now the iPhone is hitting the market--no longer just a design and a demo, but a real gadget taking its chances in the real world. So, was it worth the wait? more