All coverage
AI Can Help Scientists Find a Covid-19 Vaccine
By Oren Etzioni & Nicole Decario
Ventilator vs. respirator, quarantine vs. isolation: Covid-19 pandemic terms, defined
By Brian Resnick
We know how long coronavirus survives on surfaces. Here's what it means for handling money, food and more
By Ian Maxwell Mackay & Katherine Arden
There's no evidence the coronavirus jumped from pangolins to people
By Erin Garcia de Jesús & Erin Garcia
How—and When—Will the COVID-19 Pandemic End?
By Katherine J. Wu