January
21
/ 2026
A new peer-reviewed study is challenging one of archaeology’s most enduring questions: how did Egypt’s Fourth Dynasty builders raise millions of stone blocks into the Great Pyramid with such speed and precision? The research argues that the familiar image of endless external ramps may be missing a crucial ingredient—an internal, pulley-like lifting system powered by sliding counterweights. If correct, it would reframe iconic interior spaces like the Grand Gallery as working parts of a construction machine, not just ceremonial corridors, claimed the study published in Nature. Tabloids have seized on the most headline-friendly takeaway - “pulleys built the pyramid” - but the underlying claim is more specific: the pyramid may have grown “inside-out,” using internal sloped passages as sliding-ramps to
