- https://www.youtube.com/user/1veritasium https://www.youtube.com/user/1veritasium (wonderful science education stuff) - https://www.youtube.com/user/EEVblog

- https://www.youtube.com/user/1veritasium https://www.youtube.com/user/1veritasium (wonderful science education stuff) - https://www.youtube.com/user/EEVblog https://www.youtube.com/user/EEVblog (electronics stuff) - https://www.youtube.com/user/lindybeige https://www.youtube.com/user/lindybeige (irreverent but informative takes on historical stuff) - https://www.youtube.com/user/bkraz333 https://www.youtube.com/user/bkraz333 (Ben Krasnow, amazing DIY home laboratory stuff) - https://www.youtube.com/user/urbanTrash https://www.youtube.com/user/urbanTrash (Frank Howarth, fantastic wood crafting) - https://www.youtube.com/user/minutephysics https://www.youtube.com/user/minutephysics (well explained science stuff, see also:) - https://www.youtube.com/user/minuteearth https://www.youtube.com/user/minuteearth - https://www.youtube.com/user/wickiemedia https://www.youtube.com/user/wickiemedia (if you've even been curious about pro audio, live or recorded, this channel has tons of great tutorials and explanations) - https://www.youtube.com/user/setiinstitute https://www.youtube.com/user/setiinstitute (SETI talks, probably boring unless you're really engaged with cosmology, astronomy, exobiology, or space exploration, but if you are then there are some amazing talks) Also, I've found defcon and ccc talks to have some amazing content occasionally. Try searching for "defcon" or "30c3" to get started.