Could ancient builders have cast stones in the pyramids instead of quarrying them? An ASU professor has preregistered a controlled replication of the low-temperature alkali-silicate process to experimentally test this alternative hypothesis.

Scientists Unveil Cancer-Killing Nanoparticles Shaped Like Futuristic Cube-Pyramids

Researchers Debate Theory of Pyramids’ Construction, Astronauts Are Stuck in Space, and Olympians Swim the Seine

Found at last: long-lost branch of the Nile that ran by the pyramids

Great Mystery of How Ancient Egyptians Built The Pyramids Finally Appears Solved

A lost branch of the river Nile flowed past the pyramids of Egypt

Napoleon Didn’t Really Shoot Cannons at Egypt’s Pyramids

Most archaeologists now agree the Orion Correlation Theory — the idea that the pyramids specifically aligned with the three stars of Orion's Belt some 10,000 years ago — is a fringe idea.

The Remains of This Recently Found Ancient Structure Are Even Older Than The Pyramids

7,000-year-old structure near Prague is older than Stonehenge, Egyptian pyramids

Vanished arm of Nile helped ancient Egyptians transport pyramid materials

A Hidden Landscape We Can No Longer See May Explain The Mystery of The Pyramids

Oldest human-made structure in the Americas is older than the Egyptian pyramids

Tetrahedrons assemble! Three-sided pyramids form 2D structures

A Refreshing Look at Egypt’s Ancient Pyramids

What's hidden inside the ancient Maya pyramids?

What did ancient Egypt's pharaohs stash inside the pyramids?

Pyramids of Giza and the Sphinx: Facts about the ancient Egyptian monuments

The Secret of The Pyramids' Perfect Alignment Might Be Explained After All

Why did ancient Egyptian pharaohs stop building pyramids?