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 ...

Gear-obsessed editors choose every product we review. We may earn commission if you buy from a link. Why Trust Us? Fresh research on an ancient—and now lost—branch of the Nile River shows how ...

How the great pyramids of Egypt were built has long been a hotly debated open question, given the sheer size and weight of the limestone blocks used for the construction. Numerous speculative (and ...