Think traits like eye color or tongue-rolling are simple genetics? Think again. Think traits like eye color or tongue-rolling are simple genetics? Think again. From Mendel’s peas to modern DNA science ...

Every time a cell divides to produce two new daughter cells., the genome must be replicated and evenly divided between those new cells. During this process, DNA undergoes many changes in form.

Forty years ago, a postdoctoral researcher named James McGrath who would go on to spend more than three decades as a clinical geneticist and research scientist at Yale, made a discovery that advanced ...

Think traits like eye color or tongue-rolling are simple genetics? Think again. From Mendel’s peas to modern DNA science, let’s talk about why most human traits aren’t just “dominant” or “recessive.” ...