Using the quick search there are shown up to three reports about Maya:
The expedition, made possible with a grant from the National Geographic Society and led by a University of Illinois archaeologist, will investigate the cultural significance and environmental history ...
Geowissenschaften |A University of Colorado at Boulder team has uncovered an ancient and previously unknown Maya agricultural system -- a large manioc field intensively cultivated as a staple crop that was buried and ex...
Agrar- Forstwissenschaften |Anthropologists from Wheaton College (Illinois) and The Field Museum have discovered how the ancient Maya produced an unusual and widely studied blue pigment that was used in offerings, pottery, mural...
Biowissenschaften Chemie |Using the fulltext-search for the word Maya you can set up serveral searching-options > choose search options