It would be hard to believe if it hadn't actually happened. The longest law-enforcement chase in nautical history, spanning 110 days and 10,000 miles, featured a bunch of vigilantes pursuing Interpol's most wanted illegal fishing ship. Slaloming around icebergs in a deadly glacier field, cutting...

Crimes like this don't often happen on land. A 10-minute slow-motion slaughter captured by a cell phone camera shows a group of unarmed men at sea, possibly 15 of them, killed one by one by a semiautomatic weapon, after which the culprits pose for celebratory selfies. The shocking footage is then...

High Seas. High Stakes. High Crimes. There are few remaining frontiers on our planet. Perhaps the wildest, and least understood, are the world’s oceans: too big to police, and under no clear international authority, these immense regions of treacherous water play host to rampant criminality and...