Apple's Most Expensive iPhone Available Unlocked In US: SIM-Free iPhone X Now On Sale Apple's expensive iPhone X is now available for purchase unlocked and SIM-free in the United States. The smartphone is compatible with both GSM and CDMA networks, but don't expect attractive installment options. by Alexandra Burlacu
Researchers Achieve Record Data Transmission Speed, 4.5 Million Times Faster Than Average Home Broadband