A Saudi medical and surgical team achieved a new milestone on Thursday by successfully separating conjoined twins Yara and Lara in a highly complex procedure that lasted 12.5 hours.The operation was ...

The conjoined twins Carmen and Lupita Andrade made headlines last week when they announced Carmen is now married, while ...

How identical twins are formed Identical twins, also known as monozygotic twins, form when a single fertilized egg, called a zygote, splits into two embryos.

Original Twins Who Played Emma on 'Friends' Finally Reveal Why They Were Replaced originally appeared on Parade. The twin girls originally cast as Ross and Rachel's daughter Emma on Friends ...