Marrying your cousin has long been considered taboo, but new research says that procreating with your cousins may not be as risky as previously thought. Popular Science's Eleanor Cummins breaks down the findings. Eleanor Cummins, Editorial Assistant at Popular Science, breaks down the findings. Columbia University data scientist Yaniv Erlich studied a family tree of 13 million people to see how marrying various relatives impacts the risk of genetic birth defects. He found that one set of first cousins having children doesn't necessarily pose a high risk of having children with birth defects, but if the trend continues beyond one generation, then the risk increases exponentially.

Share:
More In Science
WHO Raises Coronavirus Threat From 'High' to 'Very High'
The World Health Organization raised its threat assessment Friday saying the global risk of the novel COVID-19 is now "very high," the director-general told reporters, even as the White House continues to downplay the potential impact of the coronavirus in the U.S.
Load More