Everyone knows that the Egyptian pyramids are ancient — but exactly how old are they? Historians estimate that they were ...

Here we present results of the 15th coordinated population projection through an animated age pyramid. You may choose between four alternative variants which are based on different assumptions.

A purported 'vast underground city' in Egypt is tens of thousands of years older than the Giza pyramids, scientists have ...

NOVA: What evidence do you have that the pyramids and tombs at Giza were from, as you say, no more than 5,000 years ago. HAWASS: First of all you have inscriptions that are written inside the ...

The population pyramid displays the population composition in the Netherlands per year. For each age, the number of men is shown on the left and the number of women on the right. The pyramid contains ...

The population pyramid displays the population composition in the Netherlands per year. For each age, the number of men is shown on the left and the number of women on the right. The pyramid contains ...

Herodotus, the Greek historian who wrote in the 5th century B.C., 500 years before Christ, is the earliest known chronicler and historian of the Egyptian Pyramid Age. By his accounts, the labor ...

Journey back four and a half thousand years to Egypt's Old Kingdom, to the Pyramid Age. As the vizier, or head of state, you are about to undertake the building of the king's pyramid.