Conjoined fetuses are a rare type of identical twins that share a placenta and an amniotic sac, when the embryo divides at 13-15 days from conception. The incidence ranges from 1/50,000-1/100,000 ...

Ronnie and Donnie Galyon hope to become the world's oldest conjoined twins in October, when they turn 63 This weekend they are celebrating overtaking the age of their heroes, Thai twins Chang and ...

Conjoined twins Abby and Brittany Hensel, both 32 years old, have been breaking barriers as elementary school teachers The pair, who graduated from university a decade ago, have overcome the ...

They didn't share any images online until last year. Abby and Brittany shared images of ancient sculptures depicting ...