None of these are mine, but any fellow information addicts might find them interesting.
1) This guy is just some kind of genius.
2) Recent documentaries on many subjects relevant to government surveillance and stuff. Very well researched and presented.
3) Learn things from people who know what they are talking about. Links to MIT, Stanford, etc professors giving actual lectures at their actual universities.
He covers both basic car functions and advanced / exotic or race car topics. He often uses a whiteboard to explain engineering so it seems understandable to me.
The ART of the classic automobile. One owner, one story, one car. I love the beautiful cinematography of this channel.