The Bangladesh charity dedicated to treating the survivors of acid attacks.
The story of how environmental campaign group Greenpeace was formed
When MPs tried to toughen the laws against homosexuality, LGBT activists took a stand.
The Chicxulub impact crater was discovered in 1978.
Three friends set off on an epic trek along the Great Wall of China in May 1984
During WW2 the Nazis abducted blonde blue-eyed children to build an Aryan master race
The Chinese Communist Party started ruthlessly enforcing birth control in the early 1980s
How the army finally crushed Tamil Tiger rebels after 25 years of bloody civil war
The economists who predicted the 2008 financial crash but whose warnings were ignored
The road between Pakistan and China took 20 years to complete