The next evolution in wireless networking holds promises of self-driving cars and movies that download in the blink of an eye. 5G is big at this year's Mobile World Congress, but don't expect it until 2020.
The most important things to know when shopping for a cell phone.
The new Galaxy Note 4 comes equipped with state-of-the-art LTE-Advanced technology.
We have seen the future and it includes an iris-scanning smartphone and luggage that can weigh itself. Check out the rest of the impressive tech from day two of Mobile World Congress 2015.
The prepaid carrier brings Android 4.4 KitKat and LTE speeds to the long-running Prevail family.
Samsung's swooshing Galaxy Note Edge is a triumph of novel design, but its high price tag and minimal extra usability make for a niche appeal.
With its big-screened iPhone 6 lineup, Apple jumped past Samsung to capture a 20.4 percent share of smartphone sales last quarter, says research firm Gartner.
The consumer electronics titan shows an aggressive streak -- and makes a few cracks at Apple's expense -- as it seeks to regain its dominance in the smartphone industry.
In discussion with South Korean journalists, Samsung's JK Shin and Younghee Lee explore the battles ahead for the Galaxy S6 and S6 Edge, both from Apple and China, and deny similarities with the iPhone 6.
The Samsung Galaxy Note 4 will thrill anyone who loves a fast phone with a large screen, but it's best for compulsive scribblers willing to pay a lot for its winning stylus.