However, the food pyramid was criticized for being overly vague and confusing, and was eventually replaced by MyPlate in 2011 ...

The pyramids may have been built using a sophisticated hydraulic system, according to a new study in Egypt. Evidence of ancient Egyptians using water pressure to lift stone blocks was discovered at ...

Waterpower may have given a big lift to builders of Egypt’s oldest known pyramid, the nearly 4,700-year-old Step Pyramid of Djoser at Saqqara. Ancient architects built a hydraulic system for hoisting ...

New research has recently shaken up the long-held ideas about how the ancient Egyptians built the Great Pyramids. While the traditional belief suggests the massive stone blocks were hauled up massive ...