An eagle-eyed Internet user has spotted some peculiar pyramid-shaped structures on Google Earth.
Two previously-unknown cavities have been identified within the walls of Egypt's Great Pyramid of Giza.
A special security system outside the King's Chamber was intended to prevent thieves from breaking in.
The Great Pyramid of Giza, as it turns out, is not quite as perfectly designed as is generally believed.
A new type of scanning technology is being employed to look for hidden chambers inside the Great Pyramid.
A megalithic site featuring ancient tombs even older than Egypt's pyramids has been found in Poland.
A new scan of the Khufu pyramid has turned up possible evidence of a hidden chamber within its walls.
An international team is planning to use modern scanning technologies to seek out hidden chambers.
Archaeologists have unearthed the remains of more than a dozen small pyramids near the town of Gematon.
The Dawn spacecraft has managed to take a closer look at the anomaly that it spotted earlier this year.
A recently discovered pyramid in Mexico has turned out to be one of the largest ever Mayan constructions.
NASA's Dawn spacecraft has identified an anomalous structure on the surface of the dwarf planet.
Eagle-eyed conspiracy theorists have identified what looks like a small pyramid on the Red Planet.
Significant quantities of the metal have been found inside the Pyramid of the Feathered Serpent.
44-year-old PT Hirschfield captured the remarkable spectacle on camera near Melbourne, Australia.
The Rosetta probe has captured images of a pyramid-shaped rock that has been nicknamed 'Cheops'.
The Miyakozuka tomb in the village of Asuka is now believed to have been built in a pyramid shape.
Without the availability of modern machinery the ancient builders of the pyramids had to improvise.
Archaeologists have excavated the site of an ancient Egyptian tomb where a 7m high pyramid once stood.
A step pyramid unearthed near Edfu is thought to predate the Great Pyramid of Giza by several decades.