Ask HN: Top Advances/Discoveries in Science for 2020

What are the top 10 advances or discoveries in 2020? This could include scientific and mathematic advances, as well as cosmological, archeological etc. discoveries in 2020.

To get started, I got:

-mRNA COVID vaccine -AlphaFold 2.0 CASP results -various CRISPR and gene therapy firsts/advances

Any suggestions?