Bottlenose dolphins in Australia organise their complex society into gang-like groups of males, according to scientists.

Astronomers detect vast amounts of gas and dust, including a strong carbon signal, in the galaxy that contains the most distant supermassive black hole known to science.

A flame is still burning above an evacuated North Sea platform from which gas has been leaking for three days.

A probe inserted into a reactor at Fukushima nuclear plant finds very high radiation, which officials say will make decommissioning harder.

A major effort is under way using an innovative British-built astronomical camera to observe the Universe when it produced stars at a prodigious rate.

US doctors have carried out what they say is the most extensive face transplant ever performed, by giving a man a new jaw, teeth and tongue.

Drought conditions spread to parts of East and South Yorkshire, after the Environment Agency earlier declared affected areas of the South East and East Anglia.

The inventor of the so-called red sea-snake Pelamis wave energy device is honoured for his contribution to the renewables sector.