When hundreds of eerily perfect circles were discovered on the bottom of the Mediterranean Sea, theories abounded about what they could mean. Four years of underwater research revealed a lost world.

A 3,300-year-old ship has been discovered at the bottom of the Mediterranean Sea, making it one of the oldest shipwrecks ever discovered and rewriting our understanding of sailing in the ancient ...

Israel has responded by sealing off the Gaza Strip — a roughly 25-mile parcel of land wedged between Israel, Egypt and the Mediterranean Sea that is home to 2.3 million Palestinians.

Researchers have discovered a 33,000-foot-wide (10 kilometers) underwater canyon that was carved out of the Mediterranean seabed shortly before the sea dried up around 6 million years ago.