In 1977 on the small island of Tenerife two 747 Jumbo Jets collided on the runway in poor visibility. A miscommunication clearly occurred, but even today, the same elements still exist and it could happen again.With John Chidgey.Links of potential interest: Tenerife-North Airport Teide Surface Movement Radar Air Travels Communications Killer Flight Global Another 737NG PFD Question Support Causality on PatreonEpisode Gold Producer: 'r'.Episode Silver Producers: Chris Stone, Eivind Hjertnes and Daniel Dudley.