Was the new coronavirus cooked up in a lab? That’s the current conspiracy theory spreading across the globe. From Iran to Russia to the United States, conspiracy theorists and scheming political operatives are making wild accusations with absolutely no evidence to back them up, whether they blame Chinese researchers or the U.S. military. At present, all the data suggests that this virus—which has sickened more than 2.4 million people, killed over 167,000, devastated the entire world economy, and pulled off a trick the Soviet Navy only dreamed of by neutralizing a U.S. nuclear-powered aircraft carrier—originated in the natural world. But what if the next one doesn’t?