| Married men have less testosterone Having less of the hormone might make dads less likely to stray from their families, say US researchers pheedo.com |
The sex lives of animals: A rough guide The animal kingdom features sexual behaviours that most of us would find shocking. takes a tour of the weird, the dangerous, and the downright kinky feeds.newscientist.com |
Genetics: Top 10 articles from 2008 2008 was all about the genome – or rather, how companies could make money out of it – but geneticists are also shining new light on how life may have evolved in the first place feeds.newscientist.com |
Women on testosterone only think they're macho Women who receive a testosterone boost act more generously than women on a placebo – but only when they don't know what they've been given feeds.newscientist.com |
Men beware: moving country could affect your libido Levels of hormones that influence sexual arousal and disease susceptibility are in part determined by where men live feeds.newscientist.com |