Police investigate the murder of one of Colombia's most notorious drug traffickers, "cocaine queen" Griselda Blanco, who was shot dead in Medellin.

Colombian President Juan Manuel Santos and Farc rebels outline details of peace talks due to start next month - their first in 10 years.

The new UN and Arab League envoy for Syria, Lakhdar Brahimi, tells the UN the death toll in the conflict is "staggering" and the destruction "catastrophic".

The FBI says there is "no evidence" that a hacker group gained access to 12 million identifying codes for Apple devices through their agent's laptop.

Mark Zuckerberg says he will not sell any of his shares in Facebook for at least one year in a bid to shore up investor confidence.

French judges investigating the death of Palestinian leader Yasser Arafat are seeking to travel to Ramallah to probe allegations he was poisoned.

Media reports from Japan say the government has reached a deal to buy disputed islands in the East China Sea from their private owner.

The oft-repeated statement that the very best sports men and women seem to have more time may have a kernel of truth, according to neuroscientists.