Archaeologists looked at the Bent pyramid, 25 miles south of Cairo. The images show the internal chambers of the 4,600-year-old structure, as well as the shape of its second chamber.

A shower of subatomic particles has revealed the outlines of an empty cavity inside the Great Pyramid at Giza in Egypt — the first discovery of a new internal structure in almost two centuries.

The outer pyramid was built between 700 and 1,000 years ago and draws 1 million visitors a year. This newly discovered pyramid, reaching 33 feet tall, may be up to 1,500 years old and appears to ...

How scientists used particle physics to see inside the Great Pyramid of Giza. The Great Pyramid of Giza was built during the rule of the Pharaoh Khufu, also known as Cheops, whose reign lasted ...

Scientists have found a second Mayan pyramid inside El Castillo, or the Castle, at Chichen Itza in ... 'Trash' found deep inside a Mexican cave turns out to be 500-year-old artifacts from a little ...

Archaeologists have made a groundbreaking discovery inside Egypt's Great Pyramid that they say rewrites longstanding beliefs about how the structure was built 4,500 years ago.

Builders of Egypt’s oldest known pyramid, the nearly 4,700-year-old Step Pyramid of Djoser at Saqqara, may have used ...

The pyramid, built for Pharaoh Sneferu around 2,600 BC, ... Visitors can walk through a 256-foot (79-meter) tunnel, down to two chambers inside the pyramid, ...

Hidden chamber discovered in Great Pyramid of Giza 02:51. CAIRO --Scientists have found a hidden chamber in Egypt's Great Pyramid of Giza, the first such discovery in the structure since the 19th ...