Posted: 12 Feb 2015 03:50 AM PST
Paleontologists examined the oldest known bones of bison from Europe. Their research revealed that European Bison were “mixed eaters” who preferred open landscapes to a life in the forest. These findings have a direct impact on the current conservation concept for these animals, which are threatened with extinction.
Posted: 11 Feb 2015 05:41 PM PST
Anyone who has ever loved a grandmother or grandfather knows the nurturing role that grandparents can play. A study of indigenous people in Amazonia, who survive on food they hunt, forage or cultivate, quantifies the evolutionary benefit of that role. The results show that grandparents contribute a biologically significant amount of food calories to their extended families.
Posted: 11 Feb 2015 09:37 AM PST
Researchers have found an RNA structure-based signal that spans billions of years of evolutionary divergence between different types of cells, according to a new study. The finding could alter the basic understanding of how two distinct life forms -- bacteria and eukaryotes -- begin the process of protein synthesis.
Posted: 09 Feb 2015 05:35 AM PST
Amid war and refugee crisis, visiting Kurdish officials: We must protect our historical sites, experts say. High-ranking officials from the autonomous Kurdish province of Dohuk have signed an agreement aimed at researching and preserving Dohuk's ancient sites.
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