Identical twins are not as identical as previously assumed, according to a study published today (January 7) in Nature Genetics. Rather than having exactly the same DNA sequences, twins start ...

Here again, epigenetic influences and developmental factors in the mother’s womb may influence one twin but not the other. Do some identical twins look different? Created with Sketch.

“Real Housewives of Potomac” alum Nneka Ihim announced she’s pregnant with twins, but devastatingly lost one of them in the first trimester. The TV personality revealed she and husband Dr ...

Here again, epigenetic influences and developmental factors in the mother’s womb may influence one twin but not the other. Do some identical twins look different? Created with Sketch.