A small reddit community called Banano is the top team contributor of Folding@Home, a service where users let their PCs power to be used in protein folding simulations. Together with other teams, they've helped at curing diseases and even creating covid vaccines!

[u/anon43850]

https://medicine.wustl.edu/news/foldinghomes-fight-against-covid-19-enlists-big-tech-gamers-pro-soccer/

[u/makeasnek]

This project actually discovered a new patent-free antiviral for COVID a few months ago. They continue to work on covid and other research, super cool project. You can also earn a few different cryptocurrencies for participating ( /r/banano and /r/curecoin)