The CDC said aerosols and small droplets were the “main way” the virus spreads. Then it retracted that guidance. Here are the facts. Part of The Vox guide to navigating the coronavirus crisis Since th ...

Venus is a blistering-hot planet with a sulfuric acid atmosphere. What could possibly survive there? The search for life in our solar system got a lot more exciting this week. On Monday, a team of sci ...

California is facing a historic fire season and a shortage of firefighters. On Friday, California Gov. Gavin Newsom signed a bill that would make it easier for the state’s inmate firefighters to pursu ...

A 33-year-old man was confirmed to be reinfected with Covid-19. This likely isn’t as bad as it sounds.  Researchers in Hong Kong have reported that a 33-year-old man has been reinfected with SARS ...

How to make indoor air safer (but not necessarily safe) during the pandemic. SARS-CoV-2, the virus that causes Covid-19, can float in the air. In particular, it can linger in poorly ventilated indoor ...

The crucial data we don’t have to fight Covid-19. Six months into America’s battle with Covid-19, we still can’t really see the enemy. There isn’t good real-time data on where the virus is and who it ...