A British court annulled the marriage of a couple who didn’t realize that they were biological twins. The two were adopted by different families when they were babies and neither of them knew that they had a twin sibling until after they were married. Pam Hodgkins, chief executive officer of the charity Adults Affected by Adoption (NORCAP) said there had been previous cases of separated siblings being attracted to each other. “We have a resistance, a very strong incest taboo where we are aware that someone is a biological relative,” she said. “But when we are unaware of that relationship, we are naturally drawn to people who are quite similar to ourselves. And of course there is unlikely to be anyone more similar to any individual than their sibling.” Read the full story.