6 magg 2020 anni - Space and COVID-19

Descrizione:

Astronomers announce the discovery of the first black hole located in a star system visible to the naked eye.[119]
COVID-19 pandemic: New evidence indicates that an Algerian-born French fishmonger, who had not traveled to China and did not have contact with any Chinese nationals, was treated for pneumonia from an unknown source on December 27, 2019, now identified as COVID-19

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