Concretions are remarkable geological curiosities. They are spherical carbonate formations composed of mineral cement. Concretions are found near and far,...
Geology students memorize the rock system names found on geologic column diagrams, learn age assignments, typical fossils, and the five worldwide animal...
There are few animals more nightmarish than an 8-foot sea scorpion. Although, they were not true scorpions, their fossils display a menacing and formidable...
In 2002, Professor Michel Brunet of the University of Poitiers, France, described a tiny fossil ape skull nicknamed Toumaï as an upright-walking human...
The evolution of mammals from non-mammals, like the evolution of all other animal groups, has been, and will always be, problematic. English paleontologist...