Friday, March 2, 2018

Trilobites: When Did Americans Stop Marrying Their Cousins? Ask the World’s Largest Family Tree

Source: https://www.nytimes.com/2018/03/01/science/cousins-marriage-family-tree.html?partner=rss&emc=rss
March 01, 2018 at 10:00PM

Researchers assembled 5 million family trees using data from the website Geni.com to test several genetic and historical hypotheses.

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