The UN says the Sri Lankan government carried out widespread shelling which killed most of the civilians who died in a 2009 offensive against Tamil Tigers separatists.

Yemeni opposition sources say they agree to the Gulf Co-operation Council plan for President Ali Abdullah Saleh to step down after 30 days.

Ukraine marks the 25th anniversary of the world's worst nuclear accident - at Chernobyl - amid renewed global nuclear concern.

China and US have agreed to hold high-level economic talks next month, as tensions between the world's two biggest economies continue to rise.

Small lasers capable of igniting a fuel/air mixture more efficiently, resulting in less pollution, are demonstrated at a conference in the United States.

Nigerians are due to head to the polls for the final round in a lengthy election process marred by violence which rights groups say claimed 500 lives.

A federal judge in the US grants National Football League players a preliminary injunction to end a "lockout" imposed by team owners.

French President Nicolas Sarkozy is due to meet Italian Prime Minister Silvio Berlusconi to discuss tensions over migrants from North Africa.