A controversial plan for the biggest expansion of Cardiff in a century has been approved by a planning inspector.

Astronomers spy two huge waves of gas being "burped" by the black hole at the heart of a nearby galaxy.

Fitbit's shares plunge after it announced a new smartwatch at CES, where Huawei and Misfit also unveiled new smart wristwear.

Many UK parents find it easier to get their children to do homework, go to bed or have a bath than turn off their phones, laptops and TVs, a poll finds.

Post-mortem tests are to take place on three bodies found at the home of a missing ex-EastEnders actress and her two sons.

Hundreds of women protest in the German city of Cologne over sexual assaults and thefts carried out by groups of men on New Year's Eve.

The North Korean authorities say they have successfully tested a hydrogen bomb amid reports of a tremor near the main nuclear test site.

US Secretary of State John Kerry has repeatedly called leaders in Saudi Arabia and Iran to try to defuse their diplomatic row, US officials say.