A branch of the Nile that no longer exists helped the ancient Egyptians construct 31 of their famous pyramids, including the pyramids at Giza, a new study finds. Researchers found that this branch, ...

A viral video captures an incredible “solar halo” forming above the Great Pyramid of Giza. The 4,500-year-old monument appears to meet a 4.6-billion-year-old star in a breathtaking cosmic alignment, ...

Eastern Mexico's Kukulkan pyramid is full of surprises. Previously, researchers discovered a pyramid inside of the pyramid, that interior one dating back to between 800 and 1000. Now yet another ...