Editorial – Scanning Khufu’s Pyramid with atmospheric muons

In a publication in Nature in December 2017 [1], teams of the ScanPyramids project [2] announced the discovery of a hitherto unknown big void in Khufu’s Pyramid in Egypt, also known as the Great Pyramid of Giza or the Pyramid of Cheops [3]. The void was found by scanning the internal structure of the pyramid using the abundant flux of atmospheric muons