| Love special: How to pick a perfect mate Why do we fall for the people we do? Often we have little control over the way we decide on a partner, but there are ways to choose well pheedo.com |
Getting married saps your testosterone Among Kenya's Ariaal people, it's the married men who have lowered levels of the male hormone, not the older men (full text available to subscribers) feeds.newscientist.com |
Love hormone boosts strangers' sex appeal Oxytocin – a chemical best known for cementing the bond between a mother and her newborn child – could also play a part in finding a mate feeds.newscientist.com |
Review: Sex in shades of grey Science is undermining the notion that there are only two sexes and presenting a broad spectrum – from male to female and everything in between, says the author of Between XX and XY (full text available to subscribers) feeds.newscientist.com |
The Perils of Sexual Roundelays A new study suggests that friends with benefits may be hooking up with more than one friend. nytimes.com |