Raspberry Pi I'm not sure if it's worth it. But in short you can advance some science with spare CPU hours. Should be possible to limit it so it doesn't heat up and use just a bit of the cycles depending on other load...
Never link to fox or the like. Better to copy paste so no one has to give them the clicks or ad money. The link will also boost them in search engines...
Check out BOINC: https://boinc.berkeley.edu/
Raspberry Pi I'm not sure if it's worth it. But in short you can advance some science with spare CPU hours. Should be possible to limit it so it doesn't heat up and use just a bit of the cycles depending on other load...