The Great Pyramid has always invited audacious explanations, from alien architects to supernatural levitation. Now a cluster of new engineering studies is pushing aside the fringe ideas and replacing ...

Scientists have proposed a groundbreaking new theory on how Egypt's Great Pyramid was built, positing that they had to use a pulley and counterweight weight system to erect it so quickly. It was a ...

A new study conducted by an Italian engineer has argued that the Pyramids of Giza could actually be thousands of years older than we first thought ...

Scientists have had to piece together clues as to how pyramids were constructed.

The Great Pyramid of Giza—the largest of Egypt’s pyramids—consists of about 2.3 million limestone blocks. The smallest of these weigh two tons, while the largest weigh over 60. History says laborers ...

A Catalan scientist claims the pyramids could be 12,000 years old. Here’s what the study says and why experts remain ...