World of Secrets

Global investigations from the BBC. Gripping stories from around the world – delve into a World of Secrets.

Latest season: Dr Skin. Retinol is all over social media, beauty shelves, advertising. But its early origins were much uglier than most people know.

Previously on World of Secrets:

Catching My Teacher: When students from a network of boarding schools in Indonesia hear about a dark secret at the heart of a national institution, they set out to find the truth.

Death in Dubai: A woman falls from a tower block and her name starts trending. But behind the online rumours lies an even darker reality.

Al Fayed, Predator at Harrods: Egyptian billionaire Mohamed Al Fayed - then owner of one of the most famous shops in the world - is accused of rape and attempted rape by women who worked for him.

And The Abercrombie Guys: Investigating sexual exploitation claims against the former CEO of fashion giant Abercrombie & Fitch.