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 ...

A test that measures oxygen levels in newborns can detect "critical" congenital heart disease, but there are variables involved with the test that require more study before it is adopted for universal ...

Early detection of critical congenital heart disease is important for avoiding serious health consequences. A noninvasive measure of oxygen saturation in the blood is a reasonable way to detect ...

The O2 arena will be turned into a testbed for 5G networks later this year, allowing visitors to experience the possibilities of next generation networks. Operator O2, which has agreed a ten-year ...

Roula Khalaf, Editor of the FT, selects her favourite stories in this weekly newsletter. O2, the British mobile phone network, is set to push ahead with trials of Huawei’s 5G equipment in January ...

A redesigned blood oxygen measurement capability will arrive Thursday for Apple Watch models that lost access to the feature due to a patent dispute. Apple found a workaround that involves the Apple ...