A 120-million-year-old fossil is the earliest evidence of a pregnant lizard, according to scientists.

Climate change poses a major threat to global security, a senior UN official warns, as the Security Council agrees a statement.

Police in Brazil indict three people for the killing of two prominent environmental activists in the Amazon three months ago.

Scientists have shed new light on the social lives of otters by studying roadkill found by the public, research which it says will help the species.