3 ms·
PBS Spacetime is very well done; dense with info, but concise and well explained.
by smolder 4y ago
PBS Spacetime is very well done; dense with info, but concise and well explained.
- chii 4y agoif you like pbs spacetime, then https://www.youtube.com/c/ArvinAsh https://www.youtube.com/c/ArvinAsh is also good