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 ...

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 ...

A new technique in scanning ancient documents has revealed a multi-cultured pictograph hidden under layers of chalk and plaster and sheds light about what life in Mexico was like before the arrival of ...

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. • More: Listen to this ...