MOSCOW — A Russian capsule carrying mice, lizards and other small animals returned to Earth on Sunday after spending a month in space ...
Case Western Reserve University School of Medicine /
BW Quist and R Faruqi / Northwestern University /
University of Michigan Museum of Paleontology /
Scientists have long debated whether climate change or human hunters doomed woolly mammoths to extinction about 10,000 years ago. A new...
Josh Wickham / Univ. of Florida / IFAS file /
Katie Browne / UT-Austin /
Maryanne Opiekun / Monell Chemical Senses Center /