On National Twin Day and beyond, a story about identical twins who married identical twins; their babies are biological ...

A set of identical twins went on separate vegan and meat diets to see what the impact would be on their bodies. It’s fair to ...

Dick Van Arsdale, a three-time All-Star who, with his brother, Tom, was half of the first set of identical twins to play in ...

However, the mother’s egg splits in two and each half is fertilized ... there are cases where a set of identical twins marries another set of identical twins, called the quaternary union.

However, the mother’s egg splits in two and each half is fertilized ... there are cases where a set of identical twins marries another set of identical twins, called the quaternary union.

A special playgroup for the island’s twins and triplets opened its doors for the first time yesterday to allow some of the ...