Meet the Scientist Who's Obsessed With Discovering an Exercise Pill That Won't Give You Cancer

Ronald Evans realized the word was out when scores of strangers, some fit and some fat, started showing up at his biology lectures around the country. Soon, via email and voicemail, they were hounding him at all hours. Was it true, some wanted to know, that he had pills that could vaporize fat? Could the pills really, others asked, increase athletic endurance by 70 percent? Would he be interested in coming over and doping a racehorse?