(work in progress.  I will add more and of course urls)

Electronics

• Andreas Spiess
• Julian Illett
• Sean Hodgins
• David Watts
• Eric William - Mkme
• Brian Lough
• Paul - LearnElectronics
• Dave Darko
• Seon - Unexpected Maker
• JonOxer - SuperHouse
• Stephen Ludgate - ChunkySteveo
• Mehdi Sadaghdar - ElectroBOOM
• Charlie Lohr - CNLohr

Non-Electronics

• Wintergatan
• Veritasium
• Slo-mo guys
• Ivan Miranda
• Lars Christensen
• Smarter Everyday
• Frank Howarth
• Mattias Wendel
• Mark Rober