Genetic testing could help us build targeted and effective training routines for athletes, but the emerging science could also introduce opportunity for discrimination in the sporting world.
New research investigated who uses the wide array of tools available to people who've received their own raw genetic data and want to maximize what they learn from it.
Despite privacy concerns over police use of DNA uploaded to ancestry websites, many people are just excited that their genetic material could get a killer off the streets.
Before you attribute a trait to a famous ancestor like George Washington or Marie Antoinette, you might want to see how much DNA you actually share with these people. It's not what you thought.