Scientists recently reported an unexpected deep-sea development in the Pacific: certain metallic rocks seem to be making oxygen in the dark, without light or sunshine, at the bottom of the ocean. This ...

O2 is discontinuing its pay-as-you-go data SIMs for existing customers today. These SIMs are typically used in tablets or any device where you don't need to make calls and texts. The PAYG option ...

Before them stood a silvery metal contraption swathed in colourful wires – a box that they hope will one day make oxygen on the moon. Once the team vacated the sphere, the experiment began.