Across ancient civilizations, pyramids appear in places that never contacted each other, from Egypt to the Americas. The reason is surprisingly simple. The pyramid shape is one of the strongest ways ...

The original version of this story appeared in Quanta Magazine. In 360 BC, Plato envisioned the cosmos as an arrangement of five geometric shapes: flat-sided solids called polyhedra. These immediately ...

The Great Pyramid of Giza may have served a purpose beyond being a monumental tomb, according to a new theory that proposes ...

Corrections & Clarifications: A previous version of this article misspelled Quartzsite. While Hunt's tomb and the Tempe Municipal Building may be the most obvious pyramids scattered around metro ...

Ancient civilizations that never contacted each other somehow built near-identical pyramids. The reason is surprisingly ...