According to this theory, oceanic water rushed faster than a speeding car down a kilometre-high slope towards the empty ...

A little over 5 million years ago, water from the Atlantic Ocean found a way through the present-day Strait of Gibraltar.

According to this theory, oceanic water rushed faster than a speeding car down a kilometre-high slope towards the empty Mediterranean Sea, excavating a skyscraper-deep trough on its way.