Why are some people more gullible than others?

Homo sapiens is probably an intrinsically gullible species. We owe our evolutionary success to culture, our unique ability to receive, trust and act on stories we get from others, and so accumulate a shared view about the ...

Conflict between the sexes maintains diversity in brain hormones

Men are from mars and women are from venus? Whiles this stereotype is extreme and controversial, gender differences in behaviour nonetheless are common in nature. Much variation in animal, including human, behaviour is regulated ...

Fish sperm race for reproductive success

Norwegian researchers show that the sperm of Arctic char, a cold-water fish common to alpine lakes, swim at different speeds in different fluids, depending on whether the fish are dominant or submissive. The finding published ...

page 8 from 23