As we’ve been reminded by the new Game of Thrones spin-off, Westeros and incest go together like brother and sister. That being the case, it probably doesn’t qualify as a spoiler to reveal that ...

In its Season 7 finale, “The Dragon and the Wolf,” Game of Thrones is expected to double down on what it does best: incest. All the canoodling between the Mother of Dragons and the former King in the ...

Experimental studies often find that inbreeding depression is more severe in harsh environments, but the few studies of in situ wild populations available to date rarely find strong support for this ...

Today, Homo sapiens are the only humans left on Earth. But thousands of years ago there were more of us — other species that belonged to the same genus, and in turn, our family tree. They are now ...