Palaeontologists identify what is likely to be the oldest known dinosaur specimen, patching a 10-15-million-year hole in dinosaurs' evolutionary history.

More babies who are born prematurely - before 26 weeks gestation - are surviving than ever before, according to a detailed study of births in England.

The sperm count of French men fell by a third between 1989 and 2005, a study suggests.

Scientists say they have developed a breath-test that can accurately tell if a person has bowel cancer.

Scientists want the ubiquitous smartphone to be put to work helping them to detect and investigate earthquakes.

A rare Iron Age helmet unearthed using a metal detector in Kent is described as a very exciting find by the British Museum.

Birds are keeping their nests warm and pest-free by lining them with cigarette butts, St Andrews University research suggests.

Frustration at slow progress at the UN climate talks exploded today when a spokesman for the small island states (AOSIS) rounded angrily on rich nations.