The Iraq crisis - and what the US will do about it - and the opening of the World Cup in Brazil share the front pages.

A new study claims that dinosaurs fit into an intermediate class between warm and cold blooded animals, based on a survey of growth rates.

Hospital patients in England should know which senior doctor is responsible for overseeing their care, according to new guidelines.

Children's use of creative spelling and grammar while texting does not stop them learning the rules of formal English, a study suggests.

A television advertising campaign featuring Breaking Bad actor Aaron Paul is accidentally switching on people's Xbox One consoles.

Crayfish, once thought too primitive to experience emotion, may feel anxious, a study suggests.

The Jamaican government plans to decriminalise small amounts of marijuana and allow possession for religious, scientific and medical purposes.

Lib Dem leader Nick Clegg says all English schools should have qualified teachers and follow a core curriculum.