Curated OER
Artists Impression of the Oldest Known Bird, Archaeopteryx
NPR reports on new research about the oldest known bird, Archaeopteryx. A new study of a fossilized brain cavity suggests it was well-equipped to fly.
Curated OER
Figure 4. Moho Plaza.
Report summarizes previous research at Pusilha which indicates that this city had economic, political, and artistic connections with cities of Copan and Quirigua. A history of the city is included.