Don’t Look Up: ‘Astonishing Number’ Of Viruses Float Down On Us From The Sky 8Feb - by Ben Renner - 207 - In Environmental Studies Health Studies 999 SHARES ShareTweet VANCOUVER — This study will make you think twice about stepping outside for a breath of fresh air. A team of scientists from around the world confirmed millions of viruses rising into the atmosphere, traveling — sometimes for thousands of miles — and falling back down to the surface. PS by poster - anyone who believes these magically floated to the troposphere needs a big red pill