Jesy Nelson has given birth to twin daughters after dealing with rare complications during her pregnancy. In a social media post, the former Little Mix singer, 33, revealed that the two babies, Ocean ...

A new video out of London’s Center for Fetal Care shows twins fighting. Not that interesting? Well, it gets better because these twins haven’t even been born yet: an MRI scan shows the beginnings of ...

Eleven-year-old twins were born minutes apart and died minutes apart. They were among those killed last week as India and Pakistan traded strikes in some of the worst fighting in decades. The twins' ...

When we think of identical twins, we often imagine mirror images — same face, same smile and perhaps even the same talents. But what surprises many is that these genetic carbon copies can have ...

After believing that her daughters were fraternal twins for so long, a mom was stunned when a genetic test revealed otherwise. Not long after Tamara Vanderent, 30, discovered that she was expecting ...

It makes sense that identical twins would have the exact same DNA, right? Spoiler alert: Not always! Here's why. Identical twins (also called monozygotic or MZ twins) are conceived when a single sperm ...