Sign up for CNN’s Wonder Theory science newsletter. Explore the universe with news on fascinating discoveries, scientific advancements and more. Egypt’s Great ...

For decades, Egypt’s pyramids have stood as stoic marvels of ancient ingenuity. Historians have debated for a long time how civilizations with no modern-day equipment managed to haul these humongous ...

Scientists have discovered a long-buried branch of the Nile river that once flowed alongside more than 30 pyramids in Egypt, potentially solving the mystery of how ancient Egyptians transported the ...

Architect claims to solve pyramid secret Construction of Great Pyramid has long befuddled scientists as to how its 3 million stone blocks weighing 2.5 tons each were lifted into place.

Egypt’s Great Pyramid and other ancient monuments at Giza exist on an isolated strip of land at the edge of the Sahara Desert. The inhospitable location has long puzzled archaeologists, some of whom ...