"POV: my twins attempting their first identity swap scam...at just 1.5yrs old," joked Casey in her caption. Now, Casey tells ...

Identical, or monozygotic, twins develop from the same fertilized egg that splits into two. These twins are the same sex and share the same genes. Sometimes called paternal twins, identical twins ...

Wilma Cagle and Welthy Senn, identical twins who turned 100 in November, begin each day together in the same house in ...

You’re not just seeing double—you’re hearing it, too. After identical twin sisters Bridgette Powers and Paula Powers witnessed a carjack on Steve Irwin Way in Queensland, Australia, they were ...

CHICAGO — Twins are fascinating. Identical twins embody the visual doubling of a single human, which often calls to mind ideas of cloning. The psychic component of twins suggests that one can complete ...

There’s a video making the rounds: identical Australian twin sisters speaking in perfect unison to a television reporter about an attempted car-jacking on their mother. They’re not so much finishing ...

If Trever Nehls takes the seat of his brother, Rep. Troy Nehls, it will be the first time a U.S. lawmaker is succeeded by ...

"It’s a stress reliever just to be with each other." Samantha and Rebecca Silverman are working together for the first time on the job on what will likely be the hardest assignment of their careers.

The 'You' star is a dad to four boys, including his stepson, Cassius, and his three sons with wife, Domino Kirke ...

From Romulus and Remus—the myth of the twin brothers who founded the city of Rome—to the synchronized speech of Australia's "Twinnies" Paula and Brigette Powers, identical siblings have long inspired ...