Scarlett and Ximena Hernandez Ambriz were born conjoined at the pelvis in 2016 alongside their triplet, Catalina, who was not ...

There’s a common assumption that intelligence is largely determined by genetics. After all, previously published studies found that identical twins raised apart—who share nearly identical DNA—tend to ...

Scarlett and Ximena Hernandez Ambriz were born conjoined at the pelvis in 2016 alongside their triplet, Catalina, who was not ...

A set of identical twins is thriving after life-saving surgery was performed on them while they were still in the womb. Jessica Proudfoot, 29, was 20 weeks pregnant when she discovered that her twins, ...

Ever wonder about those incredible, seamless scenes in movies where a character interacts with their identical double?

In this transfixing memoir, Bernstein, a freelance writer, and Schein, a filmmaker, take turns recounting the story of how each woman, at age 35, discovered she had an identical twin sister, and the ...