A team of engineers suggests a new theory on how Egypt’s first pyramid was built — a water elevator used to float heavy stones through the middle of the structure.

FADEL: So this pyramid would have been like a volcano, but with building materials floating up the center. INSKEEP: Yeah, the water did the work. Landreau and his team had originally set out to ...

Constructed around 2,680 BCE in Saqqara, northwest of the ruins of Memphis, the six-tier, four-sided Step Pyramid of Djoser stood amid a large courtyard filled with decorative ceremonial structures.

But the 480-foot-tall pyramid hasn't given up all its mysteries, by any means. The new information revealed Thursday still leaves the door wide open to speculation.

An enormous pyramid was long a reminder of a brutal regime and decades of disappointments. Now, it’s a symbol of a city aspiring to be the high-tech “Tel Aviv of the Balkans.” By Andrew ...

Unknown: The Lost Pyramid is the first in a series of four feature-length documentaries under the Unknown name. The films follow scientists as they make discoveries in unexplored, or at the very ...

The Great Pyramid, the largest of the Great Pyramids of Giza, is the last surviving wonder of the ancient world. It was built as a royal tomb some 4,500 years ago during the reign of Pharaoh Khufu.