A simulation reveals how conjoined twins Abby and Brittany Hensel's body functions after siblings spotted with newborn baby.

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 ...

TLC stars Abby and Brittany Hensel have always said they wanted to be mothers, but since the conjoined twins share reproductive organs, a new report has questioned whether it’s possible — and which of ...

Conjoined twins Abby ... one circulatory system, four lungs (two partially fused), two stomachs, two gallbladders, three kidneys, one liver, one small intestine, one large intestine, one pelvis, one ...