The Great Pyramid has long appeared to be a monument already measured, mapped, and explained. Yet a slit no wider than 6 millimeters opened onto a space that had remained sealed for roughly 4,500 ...

The most intriguing spaces inside the Great Pyramid may be the ones no visitor can enter. What makes the newly mapped voids ...

The use of this technology makes it possible to identify possible chambers and cylindrical shafts hidden under the pyramid ...

Lucina Melesio explores how physicists are mapping the internal structures of ancient pyramids in Mexico and Central America using muons – potentially revealing hidden chambers that could finally lead ...

Researchers explore a tunnel in Teotihuacan last accessed 1,800 years ago. April 28, 2013— -- Mexican archeologists discovered three previously unknown chambers under a pyramid in Teotihuacan, an ...