For the first time in almost a century, the great ape family has a new member. Scientists have confirmed the existence of a new species of orangutan in northern Sumatra, Indonesia, after researching the animals for twenty years. But there are already concerns about whether it will survive, as its natural habitat is under threat. We take a closer look. But first, with 50,000 Africans earning scholarships to study in China every year, we see how their success facilitates cultural exchanges and boosts Sino-African ties.

And as poor sanitation threatens billions of people, we find out what India's doing to clean up its act.