Nate Juergens '11 and Scott Petesch '10 play on the powerhouse men's soccer team, which this year has taken Mac to the NCAA championship playoffs. Both men are also biology majors—and friends—who have done cutting-edge research in molecular genetics.  Their research involves identifying species by sequencing the DNA, long bits of four-letter genetic code. Using DNA sequences rather than morphology (form and structure) to describe species is called DNA barcoding. Read the story here