COVID19 is airborne and still here. Mask up!
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COVID19 is airborne and still here. Mask up!
@davecl42
Astrophysicist @imperialcollege, SF writer. Books: Disturbed Universes, Infrared Astronomy: Seeing the Heat. Tweets my own. RT not endorsement. He/him 🇪🇺🔭
@[email protected] Katılım Haziran 2009
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