- https://www.youtube.com/user/Vsauce

- https://www.youtube.com/user/CGPGrey

- https://www.youtube.com/user/1veritasium

- https://www.youtube.com/user/Computerphile

- https://www.youtube.com/user/minuteearth

- https://www.youtube.com/user/minutephysics

- https://www.youtube.com/user/numberphile

- https://www.youtube.com/user/briantwill

- https://www.youtube.com/user/Vsauce2

- https://www.youtube.com/user/NextDayVideo

- https://www.youtube.com/user/MarakanaTechTV

- https://www.youtube.com/user/sixtysymbols

- https://www.youtube.com/user/enyay