Viruses Falling from the Sky by the Billions Posted on 03/26/2018 by Cosc About 20 years ago, scientists started finding genetically similar viruses in very different environments and different locations around the world. Now they know why. Faith Lapidus explains. … Click to share on Telegram (Opens in new window)Click to share on WhatsApp (Opens in new window)Click to share on Pinterest (Opens in new window)Click to share on Facebook (Opens in new window)Click to share on X (Opens in new window)