Cultures worldwide are awash with tales of great floods. What can they tell us about the reality of a wetter world?
A Kentucky museum tells the history of the universe according to the Bible in an effort to debunk evolution. Its owner, the Christian group Answers in Genesis, promotes right-wing political causes.
New research suggests a mythical flood in China really happened about 4,000 years ago. It's the latest case of scientists matching ancient tales to actual local natural disasters.
If the biblical flood occurred just a few thousand years ago, that doesn't leave enough time for the geologic history we see in rocks and fossils.