The Titanic sank into the North Atlantic 97 years ago Since then as Harvard historian Steven Biel quipped Only Jesus and the Civil War have been written about more In close to 200 books documentaries and moviesand the highestgrossing film of all timehistorians scientists and Titanic buffs have fervently debated what really caused the biggest passenger ship of her day to sink just two hours and 40 minutes after hitting an iceberg carrying 1522 people to their deaths