On 18 April 2015, a boat sank off the coast of Libya, killing an estimated 800 migrants. Who were they? We follow the team trying to identify them.
More info
From sex scandals with global repercussions to promoting a national chastity movement, American views on sex veer from one extreme to the other. We travel across the country to find out more.
More info
The murder of French au-pair Sophie Lionnet by her employers made headlines all over the world. How could this happen? Family and friends reveal all.
More info
In the midst of the cold war, a KGB mole revealed information that ultimately led to the fall of the Eastern bloc to the CIA. We tell the story.
More info
The election of President Jair Bolsonaro was made possible by support from three powerful groups - large landowners, evangelical clergy and the military.
More info
How has China progressed from a starving country at the beginning of the 21st century to having one of the highest obesity rates in the world?
More info
In Paraguay, children are dying after being exposed to pesticides on the soybean fields. Working with scientists, the Green Warriors team investigate.
More info
Faced with an ever-growing demand for precious metals and dwindling extraction sites, the world's oceans are being seen as a new Eldorado. Thousands of shipwrecks litter the ocean floor with cargoes of these 'precious metals'.
More info
Avalanches can reach speeds of 30 km an hour, exerting a force ten times stronger than cyclones. How can they be predicted and their impact limited?
More info