AT&T Inc is exploring a sale of its advertising unit Xandr, according to a person familiar with the matter, as it appears to reverse expensive plans to transform from a wireless carrier to a media and ...

For U.S. travelers heading to Japan, there’s one thing everyone agrees on: it’s a destination that feels like stepping into the future. From bullet trains gliding at 300 km/h to vending machines that ...

The Dallas-based firm is rolling out standalone 5G across both its slower but farther-ranging low-band 5G as well as the much faster C-band and short-range millimeter-wave connectivity that it ...

AT&T customers could get up to $7,500 as part of a payout in a $177 million data breach class-action settlement, but the deadline to file a claim is this month. And, those eligible will need specific ...