Whirlpools are formed by the combination of strong currents, narrow channels, and rapidly changing underwater topography. Dangerous whirlpools are rare and require currents of 10 knots or more. Small, ...

What You Need to Know: On October 2021, the U.S. Navy’s Seawolf-class submarine USS Connecticut collided with an underwater seamount in the South China Sea while traveling at high speed in poorly ...

An Indiana man is dead after he was pulled underwater while cleaning a private pond, officials told news outlets. Firefighters responded to a call for help on the west side of Mooresville, a suburb of ...

Arkansas wildlife officials are urging boaters to avoid a section of a river in the northern part of the state after a sinkhole opened up and created a dangerous whirlpool that led to a man’s death.