| The Human Stain Red lipstick continues to leave its indelible mark. nytimes.com |
Monogamy gene found in people Variations in the gene for a hormone that makes voles monogamous may determine whether men are serial commitment-phobes or devoted husbands feeds.newscientist.com |
Spanking 'brings couples together' Stress associated with sadomasochistic activities soon dies away, hormone studies show, and couples report increases in relationship closeness feeds.newscientist.com |
Valentine's Day Special: K*I*S*S*I*N*G As natural as kissing seems, it also means swapping mucus, bacteria and who knows what else, so how and why would such a behaviour evolve? feeds.newscientist.com |
Review: Strange Bedfellows by David Barash and Judith Lipton Monogamy is rare among other species, but can we learn from nature's success stories? feeds.newscientist.com |