Twice a year, tens of thousands of visitors crowd the base of El Castillo at Chichen Itza to watch triangles of sunlight ...
Scientists are now turning a powerful non destructive imaging method toward El Castillo, the iconic pyramid at the heart of Chichén Itzá. What they hope to confirm first is already intriguing, but ...
Four archaeoastronomers from leading Mexican research institutions have demonstrated that the famous "descent of Kukulcán" ...