Best Buy has announced its biggest acquisition ever: GreatCall, maker of the Jitterbug line of phones for seniors.

Startup Common Networks announced today that it raised $25 million in a series B round of funding led by General Catalyst.

European operator O2 kicked off a trial that involves sending large amounts of data using LiFi, which uses light instead of RF to communicate.

MVNO is a tough business model that requires a lot of patience and operational discipline to eke out a sustainable margin.

T-Mobile’s scheduled "Un-carrier" event on Wednesday focused on the carrier’s new “team of experts” approach to customer care.

T-Mobile has done it again: for the 15th time it had an "Un-carrier" event. This was more on the ripple side than on the splash side.

U.S. Cellular confirmed that it will overhaul its pricing plans in a move that will raise the cost of its unlimited plans by roughly $5 per month.

Verizon said that its 5G customers will be able to choose between a free Apple TV 4K device or a period of free YouTube TV service.

Sprint and LG announced they’re building a 5G phone that the companies believe will be the nation’s first mobile 5G smartphone.