Most Americans Fear a Future of Designer Babies and Brain Chips

Most American adults are nervous about the prospect of enhancing humans beyond normal capacities, a new Pew Research Center poll reveals. But while many of those surveyed expressed concerns about brain-boosting chips and designer babies, a significant number had a positive view of technology’s ability to transform…

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How a Powerful Obesity Gene Helped Samoans Conquer the South Pacific

By studying the genomes of more than 5,000 Samoans, researchers from the University of Pittsburgh have uncovered a single gene that boosts a person’s obesity risk by upwards of 40 percent. Remarkably, this gene—which appears in a quarter of all Samoans—may have arisen in the population as they colonized the South…