Wow... umm, this article’s title and the content are wildly different.
The study showed that when presented with pictures of people who show similarities to their own genetics, they didn’t dismiss those people as potential mates. There’s a BIG difference between finding a family member attractive and ACTUALLY mating with them.
There are many reasons why mating in your own gene pool is a bad idea. This study doesn’t say a damn thing about actual biology.
Odd