Buried relics raising hopes of airport foes. Union gunboat found in Mississippi. Human lineage tangles as scientists dig deeper. New Mexico sites may offer insight into ancient Indian migrations. Ancient Pueblo site unearthed.
Artifact finds delay development.
Seeing through the soil with sound. Kenniwick Man article. El Nino may be cause of deserted temples 2800 years ago . Artifacts may alter theories about Cahokia Mounds site. Possibly the most intact Caddo Indian mounds ever discovered in Arkansas.