For centuries, archaeologists have ventured into the Pyramid of Khufu, as it is also known, and marveled at the King’s chamber, the Queen’s chamber and the Grand Gallery. Now, using a technique from the field of particle physics, an international team of researchers has harnessed cosmic-ray collisions to peek inside and uncover a hidden “void” within the pyramid…
https://www.nytimes.com/2017/11/02/science/pyramids-giza-void.html
