Dec 18th, 2009 · Woolly mammoths and ancient horses may have been roaming the North American steppes longer than scientists thought. Evolutionary biologist Eske Willerslev describes how his team used DNA samples taken from permafrost cores to recalculate when the animals may have disappeared.
Keywords: animal · Scientists · picture · DNA · North American · Biologists · extinctions · Mammoth · fossil · ancient · Steppe · Evolutionary
Nov 27th, 2005 · Two years ago, singing herdsmen from Mongolia traveled to Nevada for a musical exchange with a group of singing cowboys. In September, the herdsmen hosted their American counterparts on the Mongolian steppe.
Keywords: Americans · traveling · music · cowboys · sings · Mongolian · Steppe · herdsmen · Mongolia · Nevada · trip
