Claims that researchers discovered previously unknown structures beneath the Pyramid of Khafre — the pyramid situated in the ...

Model evolution: Hierarchical pyramid structure (left) to network structured architecture ... The ISA95 activity model defines the specific activities that must occur in a manufacturing organization, ...

At 146.5 m (481 ft) high, the Great Pyramid stood as the tallest structure in the world for more than 4,000 years. Today it stands at 137 m (449.5 ft) high, having lost 9.5 m (31 ft) from the top.