Trilobites: When Did Americans Stop Marrying Their Cousins? Ask the World’s Largest Family Tree Researchers assembled 5 million family trees using data from the website Geni.com to test several genetic and historical hypotheses. Share: Facebook Twitter Google+ Stumble Digg Email ThisBlogThis!Share to XShare to Facebook Related Posts:Basics: A Baby Wails, and the Adult World Comes RunningBlack hole WARNING: Huge void 100,000 bigger than sun discovered in centre of Milky WayTrilobites: Why Onions Make You CryLife on Mars: An Interplanetary MarriageHurricane Irma satellite video shows storm size of FRANCE heading straight for FloridaUK to work with the EU on NUCLEAR research and SPACE TRAVEL after Brexit
