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 ...

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 ...

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 ...

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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. A new book, "Astronomy in the ...

A bark-paper document with a weird backstory and once suspected to be a forgery is the real deal, researchers say. If true, that increases the likelihood that the plaster-coated book covered with ...

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 ...

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, ...

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 — ...

The Grolier Codex, an ancient document that is among the rarest books in the world, has been regarded with skepticism since it was reportedly unearthed by looters from a cave in Chiapas, Mexico, in ...

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. A new book, "Astronomy in the ...