Three articles for this last installment from 2008, though two are from The Economist, both of which are related to human sexuality in some way. The last one is speculation about a device that could one day be used to let someone see what another person is dreaming about.
The first article from The Economist covers a paper by Rosalind Arden of King’s College, London and her colleagues on correlations between genetic fitness, general intelligence and, of all things, sperm quality, in human males. Researchers have recently discovered that general intelligence is correlated with many aspects of an individual’s health including his or her lifespan. This is unsurprising, because it can be expected that people who are more intelligent might take extra care to live healthier lives, but evolutionary psychologists are also interested in the idea that intelligence is a manifestation of a general, genetically-based healthiness which is attractive to the opposite sex. They believe that humans evolved general intelligence above and beyond its usefulness in everyday life as part of a genetics arms race to attract mates, in the same way that male peacocks have evolved elaborate tails.
Continue reading Recent Interesting Science Articles (December ’08)