This was a kiln-er find. Puppets with remarkable facial features believed to date back some 2,400 years have been discovered ...

Pattern of bonding stones on the north face of the pyramid of Khafre. (Credit: History for Granite, YouTube) These bonding stones have a slanted end, so that they can be lifted slightly above a ...

Now, five of those humanoid figurines from 2,400 years ago were discovered in a surprising location — and with shockingly expressive faces. Polish archaeologists who were excavating a large pyramid in ...

The surface area of a pyramid can be calculated by adding the area of the base to the sum of the areas of the triangular faces. If the base of the pyramid is a regular polygon, each of the ...

that is a total of eight faces. Image caption, A pyramid is made up of a polygonal base face and triangular faces that meet at a point called the apex. A pyramid is named by the shape of its ...

This was a kiln-er find. Puppets with remarkable facial features believed to date back some 2,400 years have been discovered at the top of an ancient pyramid in the jungle of El Salvador.