Schemes to tackle climate change could prove disastrous for billions of people, but might be required for the good of the planet, scientists say.

A new species of horned dinosaur is identified from fossils held in a Canadian museum for 75 years.

James Watson is to sell the Nobel Prize medal he won for the discovery of the structure of DNA.

A campaign begins to reduce light pollution in South Downs National Park and give it dark skies special status.

UK researchers obtain "rich" data from the Philae lander just before its power died.