ScienceHere’s how we’ll know when a COVID-19 vaccine is readyScienceCould flushing a public toilet really spread COVID-19?ScienceWorries mount that southern winter may tighten COVID-19’s gripScienceExperts warned of a pandemic decades ago. Why weren't we ready?ScienceWhat you should know about DIY masks and ventilatorsScienceThese underlying conditions make coronavirus more severe, and they're surprisingly commonTravelHere’s how to stay healthy aboard a cruiseScienceWill warming spring temperatures slow the coronavirus outbreak?ScienceHow coronavirus compares to flu, Ebola, and other major outbreaksScienceHere’s how coronavirus spreads on a plane—and the safest place to sit
