Learning she'd be a mom in the midst of grief was emotional for NikkiNEED TO KNOWNikki's family was devastated to lose two ...

"We have no way to know what the dog is truly experiencing here," Annie Grossman, a pet behavior specialist, told Newsweek.

From Romulus and Remus—the myth of the twin brothers who founded the city of Rome—to the synchronized speech of Australia's ...

It included our twins, my husband and his twin brother, and their oldest brother's identical twin girls. It was funny comparing notes and inside jokes and seeing how twins' dynamics are different ...

They share an easy intimacy that belies the fact that identical twins Elyse Schein and Paula Bernstein spent their first 35 years in total ignorance of the other's existence. They were given up for ...

My sister and I lived in a small town in Iowa in the '80s, and we were known for being identical twins. I had to learn who I really was.

Last year, we had sort of a "twins reunion." It included our twins, my husband and his twin brother, and their oldest brother's identical twin girls. It was funny comparing notes and inside jokes and ...

I was known for being an identical twin, and that shaped my identity. We lived in a small town in Iowa, and no one could tell us apart. My husband's best friend is a triplet, so he understood that ...

But this Friday, “The Romano Twins,” a fly-on-the-wall documentary about their quarter-life crisis that is funny, candid, and moving, ... Ohio, where they interview other identical twins.

Dr. Emily Hadley, who is a maternal fetal medicine doctor at St. David's North Austin Medical Center, where Ruiz received care, said she's only seen about 10 cases of momo twins in her 14-year career.

Raised alongside his identical twin Ryan by their great-grandmother, Bryan Tate believed he was the elder brother—until a birth certificate contradicted his lifelong understanding.

My twins were so confused when their uncle came to visit for the first time since he looked just like their dad.