An in-depth look at one of the stories grabbing the headlines on the world stage.
A study published this month has found that fish numbers in marine parks increase on average eight times after they have been in place for at least a decade.
Negotiators for Pakistan's government and the Pakistani Taliban met for more than three hours on Thursday in a first round of peace talks.
Unmanned aerial vehicles (drones) are expected to become increasingly common around the world, according to a new report.
With the Sochi Winter Olympics starting in Friday, Russia has tried to brush up its image, freeing members of Pussy Riot, Greenpeace activists and former billionaire Mikhael Khodorovski.