For years, Egyptologists have hotly debated how the massive pyramids of ancient Egypt were built more than 4,000 years ago. Now, a team of engineers and geologists brings a new theory to the table — a ...

Archaeologists in Kazakhstan have discovered a 3,800-year-old hexagon-shaped structure that they describe as a "pyramid." The maze-like structure is not as tall as Egypt's monuments, but currently ...

(CNN — For years, Egyptologists have hotly debated how the massive pyramids of ancient Egypt were built more than 4,000 years ago. Now, a team of engineers and geologists brings a new theory to the ...

The discovery of a 3,400-year-old step pyramid in the heart of Central Asia is forcing me to rethink what I thought I knew about the ancient world. Far from the deserts of Egypt or the jungles of ...