Anthropologists decoded early Mayan hieroglyphics from four codices, finding the Maya accurately predicted modern-day astronomical phenomena. Shown here, a corner of a painted Maya pyramid structure ...

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 ...

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 ...

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 ...

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 — ...

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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 ...

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, ...

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 ...

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 ...