How confident are you that the man you call dad is really your biological father? If you believe some of the most commonly-quoted figures, you could be forgiven for not being very confident at all. But how accurate are those…
If you haven’t been outdoors in a few years, you might not have noticed that beards are back. Back in such a big way that apparently many New York hipsters are paying north of US$8,000 for “facial hair transplants” to…
How does alcohol consumption affect romantic life? Let me count the ways. If popular advertising is to be believed, the consumption of high-end spirits almost guarantees a steady variety of glamorous amour. I was always surprised that James Bond –…
Yes At least over 100 generations in Drosophila melanogaster vinegar flies. “Male cognitive performance declines in the absence of sexual selection” proclaim Brian Hollis and Tadeusz Kawecki in the title of a paper out this week in Proceedings of the…
There’s a video out there on the intertubes that’s got conservatives cheering and lefties in a lather. Actually such videos are legion, but I’m talking here about a particular one with the rather broad and even-handed title of The Economics…
Studying sex differences seldom gets boring. While the origins of differences in behaviour and cognition remain fiercely – and quite rightly – disputed, we don’t sweat quite as much about why women and men differ in size and strength. The…
When is a selfie a selfie? And when does it become act of war? Over at mamamia.com, Bec Sparrow has the answer. When the selfie is of six-packing fitness-blogging Norwegian Caroline Berg Eriksen posing in tiny underwear four days after…
Over the last few evenings, I inhaled Robert Harris‘ novelisation of France’s infamous Dreyfus affair. Told from the point of view of Colonel Georges Picquart, the intelligence officer whose scrupulous honesty finally established Dreyfus’ innocence, An Officer and a Spy…
Are you a feminist? It’s a question I ask of my third-year Animal Behaviour class every year. I ask the question in a lecture, near the end of the course, about human sexuality. It’s a part of the lecture where…
Why do religious beliefs vary so broadly? I’m not talking here about the near-cosmic diversity in the content of religious belief, number and identity of deities, or types of practice. Rather, I’d like to consider why some individuals seem fervently…