Scientists have made a fascinating discovery about the bison population in Yellowstone National Park. Researchers at Texas ...
Hand-carved arrowheads and jagged spears made of obsidian, a sharp rock formed by volcanic magma, are remnants of vast ...
Bison in Yellowstone National Park spent over 100 years as two genetically distinct herds. But now they're roaming as one ...
Hundreds of carvings of prehistoric animals, and women, line a cave in southwest France. For 4 weeks a year researchers are ...
Ned Rozell / Alaska Science Forum Feb 23, 2013 Feb 23, 2013 Updated Feb 25, 2013 FAIRBANKS — As she scraped cold dirt from the remains of an extinct bison, Pam Groves wrinkled her nose at a ...