Thursday, March 1, 2018
When Did Americans Stop Marrying Their Cousins? Ask the World’s Largest Family Tree by STEPH YIN
By STEPH YIN Researchers assembled 5 million family trees using data from the website Geni.com to test several genetic and historical hypotheses. Published: February 28, 2018 at 07:00PM from NYT Science http://nyti.ms/2FfKVqA
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