London commuters could be using their phones as a travel pass and credit card by Christmas of next year if a test O2 Ltd. launched Wednesday for a mobile wallet succeeds. The U.K. mobile phone ...

Tech journalism comes with a list of perks. Hot pop-star girlfriends, sacks of cash, Hertfordshire mansions -- none of these are on that list. But I do get plenty of free tech, much of which tends to ...

O2 has already released some information about the data usage of its iPhone customers, which of course showed that the iPhone is a very data-intensive device. It's quite possible, though, that the ...

UK mobile carrier O2 has announced that it will be testing out a new high-speed 4G LTE network in London between now and June of 2012. London now joins other parts of the UK, including Cornwall and ...