Category Archives: artificial selection

Discovery Institute makes hay of Dawkins tweet, and a geneticist mistakenly says that artificial selection won’t work in humans

Unless you’ve been in Ulan Bator (and actually, some people in Mongolia do read WEIT), you surely know about Dawkins’s latest twitter kerfuffle, in which he said, correctly, that human eugenics would “work”. That is true in the sense he meant it: artificial selection practiced on human traits would yield a change in mean trait […]

Dawkins makes a tweet

UPDATE: Crikey, there’s a whole Twitter “event” devoted to Dawkins’s tweet. People can’t wait to jump all over him. ______________ When Matthew sent me this new tweet from Richard Dawkins this morning, I thought “Oh no! I know what he means, but there are a gazillion people out there ready to misinterpret it as an […]

Artificial selection in action: more elephants are being born without tusks

What do you expect if hunters or poachers selectively kill elephants with big tusks—either for trophies or their ivory? This is actually a form of artificial selection, and it will have the expected results: elephants with smaller tusks will be more likely to survive and reproduce, and if there’s genetic variation for tusk size or […]