A newly-published patent suggests Apple is serious about bling. Not for diamond-encrusted gadgets, but iDevices made of sapphire, the second-hardest material on earth. The iPhone maker envisions smartphone screens able to resist scratches and breakage with bodies tough enough to withstand drops and spills.
Although up till now sapphire has been used for smaller items, such as the Touch ID fingerprint sensor on the iPhone 5s, the patent application outlines much wider application, according to a Thursday report...