An unusual new species of dinosaur, which was unearthed in the deserts of Utah, is described by scientists.

Heathrow Airport will reveal details of its plan for a third runway later, in the face of opposition from environmentalists and London's mayor.

The UK government is turning away from its controversial policy of subsidising power stations to generate electricity from burning wood.

UK security services did not break the law in accessing personal data through the US Prism programme, a committee of MPs and peers says.

The giant gas cloud heading for the black hole at the centre of our galaxy has begun its death spiral.