Two prominent scientists will join a select band of famous names, such as Torvill and Dean, to become freemen of Nottingham.

Chile and Argentina order the evacuation of some 3,000 people living near the Copahue volcano, which has been showing increasing signs of activity.

Europe's newest astronaut, Luca Parmitano, gets ready for a six-month stay on the International Space Station.

Drug resistance has been detected in patients infected with the new bird flu that has emerged in China, say doctors.

Trucking giant Caterpillar backs eye and face-tracking technology to reduce risk of accidents caused by driver fatigue.

People with higher IQs are faster at detecting small moving objects but slower at noticing larger background ones, say US researchers.