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 ...

A 24-year-old Thai university student has gone viral after revealing she is in a consensual relationship with twin brothers, ...

Sarah and Aimee Charlwood are identical twins who didn't spend a day apart until they were 16.Courtesy of Sarah Charlwood Sarah and Aimee Charlwood from Brisbane, Australia, are identical twins. They ...

Fetus had rare condition affecting blood flow in the womb, expectant dad said. — -- An expectant mom getting ready to welcome two sets of identical twins -- a one in 70 million occurrence -- ...

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 ...