We gather much of what we know about Maya astronomical knowledge from detailed records they themselves created on the pages of bark-paper books called codices. In the mid-sixteenth century, Franciscan ...

An ancient Mayan document long thought to be a forgery was recently found to be genuine. The text, known as the Grolier Codex, was analyzed by researchers from Yale, Brown, and the University of ...

Page 9 and Page 8 of Códice Maya de México (c. 1100) (all images courtesy Biblioteca Nacional de Antropología e Historia, Secretaría de Cultura-INAH-México; all ...

Detail of eye on page 6 of the Grolier Codex (photo by Michael Coe, all courtesy Brown University) In the 1960s, looters searching a cave in Chiapas, Mexico, came across a rare, ancient codex rich ...

The authenticity of the Grolier Codex has been disputed for the last four decades. A group of researchers who revisited the rare Maya text now argue that there's no way it could be a forgery. If the ...

When an ancient Mayan scribe put paint to fig bark sometime around the turn of the 13th century, he hardly could have imagined that his bark sheets would ultimately make their way around the world — ...

Photographs and papers relating to alleged Mayan codices. The correspondence between Matthew Williams Stirling and Eric Thompson discusses the authenticity of a possible codex, also in the collection, ...

Scholars of pre-Columbian history have been trying to decipher something called the Grolier Codex ever since it was discovered by looters in a Chiapas cave back in the '60s. It’s a 13th-century ...

The Maya, best known these days for the doomsday they never foretold, may have accurately predicted astronomical phenomena centuries ahead of time, scientists have found. Subscribe to read this story ...