According to the team who found it, the structures were an ancient urban complex that sank into the ocean 6,000 years ago.

The vast majority of our planet’s oceans remain unexplored, hiding secrets that challenge everything we thought we knew about human history and geology. Every so often, sonar technology or daring deep ...

Here’s what you’ll learn when you read this story: And GPR has once again delivered near one of the most well-excavated sites in the world—the Great Pyramids of Giza. Researchers led by Tohoku ...

In 2008, a team using ground-penetrating radar discovered a vast underground grid beneath the Hawara pyramid—possibly the Labyrinth of Herodotus. The scan revealed chambers, granite walls, and ...