Wrist pulse oximeters can look similar, making it hard to decide which one to buy. This in-depth guide covers everything you need to know to find your best fit.

Virgin Media O2 is setting out how it will reduce its environmental impact and become more resilient to the climate crisis as ...

O2 has announced that it is switching off its ageing 2G network, and that's good news for anyone with a 4G or 5G compatible ...

Virgin Media O2 has outlined how it aims to reach net-zero emissions by 2040, including interventions across its supply chain ...

O2 is shutting down its older network technology, and that's good news for millions wanting faster speeds.

The company is working to transform its mobile network.

Virgin Media O2 has unveiled a long-term Green Transition Plan outlining how it aims to cut emissions, build more ...

Wearables now flag everything from irregular heartbeats to dips in blood oxygen, but the data is only as useful as a person's ...

UK mobile operators have introduced a new kill-switch system for stolen smartphones, aiming to curb rising phone theft and ...

O2 is warning customers about a new phishing scam where fraudsters send fake SIM card expiry messages to steal MyO2 login ...

Virgin Media O2 has expanded its direct-to-device satellite service, O2 Satellite, to compatible Google Pixel smartphones.

Device installed to help keep Trump’s Reflecting Pool clear of algae was never used on a pool: report - ‘Ozone nanobubbler’ ...