Deep in the wilds of Alaska lies the Turnagain Arm – aka “one of the world’s biggest bore tides.” It’s a waterway, not too far from Anchorage, naturally constructed between two snow-coated slopes, ...

ANCHORAGE, Alaska (WABC) -- It's called a bore tide but it's far from boring for surf enthusiasts in and around Alaska's Turnagain Arm, just outside of Anchorage. The Turnagain Arm is a waterway in ...

Everybody is soaking wet and screaming. Only your guide remains calm. No water park can match the thrills of riding Canada's surging, churning waters in what's known as "tidal bore rafting". In Nova ...

URBANIA, Nova Scotia — Six middle-aged women in bright yellow rubber suits and life jackets hurry the last 10 meters to the riverbank. Their feet are sinking ankle-deep into the rusty-brown mud, each ...

Last year, onlookers observed a startling site on China’s Qiantang River: waves forming a grid-like pattern. Dubbed the “matrix tide,” this complex wave pattern was caused by the river’s famed tidal ...

Occurring on only a few dozen rivers around the world, tidal bores are as rare as they are intriguing. Michael Berry outlines the science behind this natural phenomenon and describes his sighting in ...

Six middle-aged women in bright yellow rubber suits and life jackets hurry the last 10 metres to the riverbank. Their feet are sinking ankle-deep into the rusty-brown mud, each step making a loud ...