The pyramids may have been built using a sophisticated hydraulic system, according to a new study in Egypt. Evidence of ancient Egyptians using water pressure to lift stone blocks was discovered at ...

The pyramids of Giza are among the oldest monumental stone buildings ever created, and also contain the two tallest ancient pyramids in the world. The Great Pyramid - the tallest among the trio - is ...

How ancient builders raised the mighty pyramids still captures the curiosity of historians and scientists. Despite decades of digging, high-tech scanning, and countless theories, the puzzle remains: ...

Sam Kean has gone back in time, at least in practice, for his new book "Dinner with King Tut." He talks with NPR's Ayesha Rascoe about "experimental archeology" and learning about ancient cultures.