A UK expedition to Antarctica says it has established a new record - the fastest land crossing of the southern-most continent.

Scientists announce a plan to collect and store the wild plant relatives of essential food crops, including wheat, rice, and potatoes.

Countries at the UN climate summit in Cancun, Mexico, launch a diplomatic assault on Japan in an effort to soften its resistance to the Kyoto Protocol.

The E-Merlin radio telescope array, recently upgraded with fibre-optic technology, has yielded its first image - of the intriguing Double Quasar.

Prospects for a deal at the UN climate summit appear to be receding, with countries clashing on principle as the meeting nears an end.