But even though these twins have the same DNA, certain environmental factors, like placement in the womb, can affect each baby's appearance and may make them look slightly different from each other.

A MUM-OF-FOUR explained that people don’t believe all of her children are biologically hers. Some strangers even refuse to ...

According to a study posted to the journal PLOS One, twins are able to tell themselves apart from their siblings thanks to facial recognition.

Do some identical twins look different? Created with Sketch. Yes. Not all identical twins look identical. Even though these twins come from the same egg and sperm, and even though they have ...

He doesn't understand why switching from Louie to Louis is a big deal: "Everybody’s freaking out about this for no reason." ...

Now, how come some twins look exactly alike and others don't ... Fraternal twins come from two eggs fertilized by two different sperm. Next, maybe you've heard twins can have different fathers.