I had to include this after this outstanding Elizabeth Taylor tutorial, because Taylor was famous for her super-dark, gorgeous double eyelashes. It’s called distichiasis, and if you’r… See more

I think most people know that red hair is a recessive trait; meaning that if you’re a ginger (term used with lots of love), you have two variant copies of a gene called MC1R on e… See more

I have a few freckles, and I think they are the cutest. I always wished that I had more, probably because a lot of my friends growing up had them. And guess what causes the… See more

I know: what? Blue eyes aren’t exactly rare! But mutations don’t have to be rare—this one now appears in so much of the population that it’s considered a polymorph. But really, … See more