A Great Lake has an even greater mystery. Dozens of massive, 600-foot-wide sinkholes have recently been discovered 500 feet below Lake Michigan, but how they got there remains a head-scratcher.

Scientists have discovered dozens of massive, naturally occurring craters beneath Lake Michigan during a recent expedition.

There are "dozens" of holes lining the floor of Lake Michigan — and scientists are stumped as to why they're there.

Dominic Rossetti was found dead on Sept. 28 following a three-day search effort after his canoe flipped over at Donner Lake ...

On May 26, 2008, the British nuclear-powered submarine HMS Superb collided with an underwater pinnacle in the Red Sea, 80 ...

In January 2005, the USS San Francisco, a Los Angeles-class nuclear submarine, collided with an uncharted undersea mountain ...

That’s an astronomical amount of precipitation,” said Ed Clark, head of the National Oceanic and Atmospheric Administration’s ...

Scientists, using sonar technology, have discovered about 40 enormous craters ranging from 500 to 1,000 feet in diameter ...

Death toll reaches 143 as desperation grows to find hundreds still missing - Death toll continues to climb with at least 143 ...

The confirmed death toll in Buncombe County, North Carolina, where hard-hit Asheville is located, climbed to 40 on Monday.

Death toll continues to climb with at least 133 people killed by Helene and 600 people still missing in North Carolina’s ...

Researchers have uncovered evidence of a long-lost seafloor that sunk deep within the Earth during the age of the dinosaurs, ...