| Ecstasy really does unleash the love hormone Studies in rats suggest the drug causes a brain surge of oxytocin - the hormone that helps bond couples, as well as mothers to their babies pheedo.com |
Nerds rejoice: Braininess boosts likelihood of sex Women looking for both short- and long-term relationships go for geniuses over dunces, according to a new study feeds.newscientist.com |
Everything you always wanted to know about female ejaculation (but were afraid to ask) There's good evidence that women can ejaculate some kind of fluid during orgasm, but we're only just starting to understand how and why it happens feeds.newscientist.com |
Male pond skaters forced to 'sing' for sex By evolving a genital "shield", female pond skaters can stop males mating with them unless they tap out sufficiently impressive courtship rhythms feeds.newscientist.com |
Post-coital warfare: insect semen kills rival sperm Males of some social insects carry on the fight for females after insemination: their seminal fluid harms sperm of other males, but not their own feeds.newscientist.com |