The Sudanese Islamist opposition leader, Hassan al-Turabi, has been arrested by security forces at his home, his party says.

The head of the company building the spacecraft for the EU project intended to rival GPS loses his job after comments reported in a Wikileaks cable.

Farmers in Argentina are halting wheat, maize and soy sales for seven days in protest at government export limits.

Irish Prime Minister Brian Cowen faces a secret ballot on his leadership within his own party, months after he negotiated a bail-out for the Irish economy.

Maps of the grape genome can provide wine-growers with the new varieties they will need to deal with disease and regulations, a study suggests.

Australia signs a deal with the Afghan government allowing for the involuntary repatriation of failed asylum seekers.

The southern Australian town of Horsham is split in two by rising flood waters as leaders warn that huge financial support is needed for recovery.

Chinese President Hu Jintao is to begin a four-day visit to the US, which will include the first state dinner there for a Chinese leader in 13 years.