If universal health care in the U.S. is your goal, then today was a big step forward, but maybe also a reminder of how far behind America still lags. The above map shows, in green, countries that ...

This map, from a 2007 paper, is based on an analysis of mitochondrial DNA — which children inherit only from their mother, making it easier to trace one line back for many generations.

Most of the countries that allow for birthright citizenship are concentrated in North and South America. Both U.S. neighbors, Canada and Mexico, allow for unrestricted birthright citizenship as ...

Most of the countries that allow for birthright citizenship are concentrated in North and South America. Both U.S. neighbors, Canada and Mexico, allow for unrestricted birthright citizenship as ...

Most of the countries that allow for birthright citizenship are concentrated in North and South America. Both U.S. neighbors, Canada and Mexico, allow for unrestricted birthright citizenship as ...