The Galaxy S5 and earlier Galaxy smartphones had replaceable batteries and storage expansion slots. But the new GS6 says goodbye to that flexibility in favor of a sleeker design.
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 international mobile show is brimming with new smart and not-so-smart phones. Check out all of the models we saw in Barcelona.
The Mobile World Congress event is a vital one for Samsung. Along with the Galaxy S6, we'll be watching for new wearables and a mobile payments system.
The largest city on the Mediterranean Sea sits on giant flood-battling rainfall tanks, patrolled by drones to see what's going on in the sewers.
The mammoth trade show, devoted to smartphones and mobile networking, officially starts March 2, but preparations are already well under way.
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.
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.
An improved headset and the Galaxy S6's improved processing could be a perfect match: we tried it on and gave it a go in Barcelona.
HTC's latest flagship smartphone has an all-new rear camera, but is that a good thing? We tried an early version out in Barcelona with very mixed results.