Apple has announced the iPhone 5. If you've been following the rumors over the past month or so, the device's appearance won't be surprising -- it looks exactly like the leaks, made of a mix of glass and aluminum. At 7.6 mm thick, it's 18 percent thinner than the iPhone 4S and 20 percent lighter, at 112 grams.
The iPhone 5 has a Retina Display at 326 ppi and measures 4 inches diagonally, with an 1136 x 640 resolution. I'll save you the math: the new screen has a 16:9 widescreen aspect ratio, the same as your HDTV. The larger screen gives enough room for a full new row of apps on the iOS Home screen.
Apple's first-party apps have all been slightly tweaked to take advantage of the new aspect ratio. Apps that have not been up
