Explainer: What is Gene Doping – and Will Any Athletes At Rio 2016 Have Tried It? By gene doping, athletes can artificially enhance their abilities without risking detection.
"Cupping" at the Olympics – what is it and why do athletes use it? Noticed those large, circular wounds on Olympic athletes? Here's an explanation of the ancient form of therapy.
The Science of Steroids: Keeping the Olympics Fair The chemistry behind illegal performance-enhancing drugs.
High-Tech Megaphone Instantly Translates Speech into Other Languages It could revolutionize intercultural communications at the 2020 Olympics.