Like HowStuffWorks on Facebook!

Stuff They Don't Want You to Know

Did someone really assassinate a member of the UN?

In the 1960s, UN Security Chief Dag Hammarskjöld died in a plane crash over modern-day Zambia. For decades the files on the crash were classified or suppressed -- and now, it seems, the truth is finally coming to light.


Most Watched in Conspiracy

Most Watched in Conspiracy
3:57

Stuff They Don't Want You to Know: Is public WiFi dangerous?

Most Watched in Conspiracy
4:24

Stuff They Don't Want You to Know: Zombies: Part 1 - CLASSIC

Most Watched in Conspiracy
5:44

Stuff They Don't Want You to Know: What would happen if the world's debt disappeared?

Most Watched in Conspiracy
4:19

Stuff They Don't Want You to Know: Drones, Part 1: Target Killing | CLASSIC

Most Watched in Conspiracy
4:14

Stuff They Don't Want You to Know: Religion and Crime: The Narco Saints

Most Watched in Conspiracy
6:41

Stuff They Don't Want You to Know: Banks, Cartels and Money Laundering

Most Watched in Conspiracy
5:36

Stuff They Don't Want You to Know: What is the 'Red Market?'

Most Watched in Conspiracy
3:45

Stuff They Don't Want You to Know: Real-life Super Powers

Most Watched in Conspiracy
2:58

Stuff They Don't Want You To Know: The Mafia: Fact and Fiction

Most Watched in Conspiracy
5:47

Stuff They Don't Want You to Know: 4 Weird Things about the Washington Monument

Most Watched in Conspiracy
8:39

Stuff They Don't Want You to Know: 5 Secret Space Programs

Most Watched in Conspiracy
4:27

Stuff They Don't Want You to Know: Drones, Part 2: Domestic Use | CLASSIC


Recent Videos in Conspiracy

Recent Videos in Conspiracy
6:41

Stuff They Don't Want You to Know: Banks, Cartels and Money Laundering

Recent Videos in Conspiracy
4:14

Stuff They Don't Want You to Know: Religion and Crime: The Narco Saints

Recent Videos in Conspiracy
5:44

Stuff They Don't Want You to Know: What would happen if the world's debt disappeared?

Recent Videos in Conspiracy
3:57

Stuff They Don't Want You to Know: Is public WiFi dangerous?

Recent Videos in Conspiracy
5:36

Stuff They Don't Want You to Know: What is the 'Red Market?'

Recent Videos in Conspiracy
8:39

Stuff They Don't Want You to Know: 5 Secret Space Programs

Recent Videos in Conspiracy
4:24

Stuff They Don't Want You to Know: Berenstein or Berenstain? The Mandela Effect

Recent Videos in Conspiracy
4:13

Stuff They Don't Want You to Know: Targeted Online Advertising

Recent Videos in Conspiracy
8:17

Stuff They Don't Want You to Know: Chemtrails: Experimenting on the Public

Recent Videos in Conspiracy
5:13

Stuff They Don't Want You to Know: Ghosthunters: The Warrens

Recent Videos in Conspiracy
4:31

Stuff They Don't Want You to Know: Who was the Original Night Stalker?

Recent Videos in Conspiracy
8:20

Stuff They Don't Want You to Know: 5 Things You Should Know About Primary Elections