Kurzgesagt. If you have any interest in science, this is a must watch.

For me, the difference to reddit is less the participation/diversity in individual discussions. Rather, that lively debates only happen in some prominent subs. That is the one thing I miss here when comparing lemmy to reddit. On reddit, you can look for some niche hobby or some random computer game and chances are that you’ll find an active community.

Cysteine, because it makes proteins stable.