Veritasium (https://www.youtube.com/veritasium https://www.youtube.com/veritasium) has well researched content, but they are broad in terms of their topic selec

Veritasium (https://www.youtube.com/veritasium https://www.youtube.com/veritasium) has well researched content, but they are broad in terms of their topic selection. Real Engineering (https://www.youtube.com/@RealEngineering/videos https://www.youtube.com/@RealEngineering/videos) is focused on engineering, but more on specific vehicles or products than individual concepts.