THE area covered by this work is some 25,000 square miles in the central, northern, western, and north-western parts of the State of Arkansas, constituting the highlands and embracing the well-known ...
Surprising new research shows that, contrary to conventional belief, remains of chitin-protein complex -- structural materials containing protein and polysaccharide -- are present in abundance in ...
A study recently found that explosive volcanic eruptions were at least three to eight times more frequent during the peak of the Late Paleozoic Ice Age (about 360 to 260 million years ago). A ...
As the world looks for more energy, the oil industry will need more refined tools for discoveries in places where searches have never before taken place, geologists say. One such tool is a new ...
Boulder, CO, USA –The Bird Spring Shelf in southeastern California and basins to the west reveal a complex history of late Paleozoic sedimentation, sea-level changes, and deformation along the western ...
Some results have been hidden because they may be inaccessible to you
Show inaccessible results