NPR News: Every Day, Tons Of Viruses Are Swept Into The Sky And Fall Back Down To Earth

Every Day, Tons Of Viruses Are Swept Into The Sky And Fall Back Down To Earth
For the first time, scientists measured the quantity of viruses that are swept into the Earth's atmosphere and then fall back down. The study explains why similar viruses are spread across the globe.

Đọc tiếp trên NPR
April 26, 2018 at 02:39AM
Environment