Sweat Mutation May Have Helped Us Colonize Asia, Broad Institute Study  
2/19/2013 7:13:50 AM

How did our species become the dominant one on Earth? Pinpointing the genetic changes that made this possible is one of the great challenges of evolutionary biology. Now, a team has developed a method that could allow us to reconstruct a detailed, step-by-step genetic history of our species spanning tens of thousands of years.