The fight is on for wireless device-to-device networking supremacy between a refreshed incumbent, Bluetooth 4.0, and a newcomer, Wi-Fi Direct. Both specifications are promising to make it easier for ...

The recently announced iPhone 4S comes with Bluetooth 4.0, which is a first for mobile phones. What exactly does Bluetooth 4.0 mean, and what advantages does that give the iPhone? CNET answers these ...

Bluetooth, once trumpeted as the ultimate convenience, quickly proved a headache with plenty of pairing problems and inexplicable connection snafus. Bluetooth 4.0, the newest version of the technology ...