Modern cars have a ton of electronics and sensors on board, and that usually includes multiple oxygen sensors. Here's why cars have more than one.

Cellular service provider O2 UK is working with British credit card issuer Barclaycard, as well as Nokia, Visa Europe and other partners, in a project to test the O2 Wallet, an application in which ...

O2 is offering up to £1000 for old mobile phones, tablets and other devices as part of its 'Recycle' service. O2 Recycle launched in 2009 and has seen over 4 million devices recycled, resulting in ...

Service said to make operator the first UK business mobile network provider to offer direct-to-device satellite connectivity with access to messaging, maps, location sharing and supported apps.