If you want a concrete reason that "blood" ties are non-imaginary, there's kin s... | Hacker News

Hacker Newsnew | past | comments | ask | show | jobs | submit

rcthompson on Aug 20, 2011 | parent | context | favorite | on: Women are rejecting marriage in Asia. The social i...

If you want a concrete reason that "blood" ties are non-imaginary, there's kin selection: http://en.wikipedia.org/wiki/Kin_selection

Guidelines | FAQ | Lists | API | Security | Legal | Apply to YC | Contact