Tourists pose for a picture in Giza, Egypt, on Oct. 21, 2021. The iconic pyramids are surrounded by a harsh desert, prompting scientists to wonder how building blocks were brought to the site.Wang ...

A new computational study suggests the Great Pyramid of Giza was built using a sophisticated "Integrated Edge-Ramp" (IER) system, potentially solving a 4,500-year-old architectural enigma. This model ...

In my August 2021 column, I introduced the composites building block approach as a step-by-step series of mechanical tests of increasing complexity, coupled with analyses performed at each step, that ...