Twins are considered unique and celebrated in popular culture, as well as entertainment. There are of course the Olsen twins, but there are other entertainers who are twins and they also feature prominently within popular culture as well. Studies done on identical twins are also useful in science to determine the influence of genes vs. environment.
Here, we'll look at the how identical twins form in the womb, how they differ from regular siblings and how their genetic makeup makes them ideal for scientific studies. We'll also explore famous twins, actors, actresses, and others.