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Greg Leonard from the University of Arizona discovered a new comet on January 03, 2021. The Comet Leonard (also called C/2021 A1) was photographed on December 17 in Puerto Rico,  and on December 27 over La Palma (in the Canary Islands).  Now the Comet Leonard is heading towards the sun. https://earthsky.org/astronomy-essentials/comet-leonard-might-become-2021s-brightest-2022/ https://www.spaceweather.com/archive.php?view=1&day=27&month=12&year=2021 https://www.youtube.com/watch?v=aGavLlDGZ2k

A French laboratory has tested a medicine able to cure several variants of COVID-19 such as Omicron. This new medicine based on polyclonal antibodies technology is called XAV-19. Here is the direct link to a scientific article written by the XENOTHERA Laboratory,  the University of Paris, the University Hospital of Nantes, and the National Institute of Health  and Medical Research. https://www.xenothera.com/wp-content/uploads/2021/04/BioRxiv-XAV-19-active-on-SARS-CoV-2-variants-April21.pdf https://www.archytele.com/covid-19-pontoise-scientist-odile-duvauxs-xav-19-effective-against-omicron/