Featuring quite a few science/math YouTubers!
Vihart response:    • Four Utilities Puzzle (and how to rui...  
Brought to you by you: http://3b1b.co/mug-thanks
And by Brilliant: https://brilliant.org/3b1b

Timestamps:
0:00 - Featured guests
4:30 - Why it's "impossible"
12:20 - Surfaces with holes
16:27 - Your challenge
17:35 - Sponsorship and end

Thanks to all the following channels for participating.
Standup Maths
   / standupmaths  

Wendover Productions
   / wendoverproductions  

Welch Labs:
   / taylorns34  

MinutePhysics:
   / minutephysics  

Ben Eater:
   / eaterbc  

Mathologer:
   / @mathologer  

Singing Banana:
   / singingbanana  

Numberphile:
   / numberphile  

Looking Glass Universe:
   / lookingglassuniverse  

Veritasium:
   / 1veritasium  

Steve Mould:
   / steventhebrave  

Special thanks to MathsGear for providing the mugs.
https://mathsgear.co.uk/
https://mathsgear.co.uk/products/gift...

Music:
Vincent Rubinetti:   / vincerubinetti  

Divertissement by Kevin MacLeod is licensed under a Creative Commons Attribution license (https://creativecommons.org/licenses/...)
Source: http://incompetech.com/music/royalty-...
Artist: http://incompetech.com/

Thanks to these viewers for their contributions to translations
Hebrew: Omer Tuchfeld

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3blue1brown is a channel about animating math, in all senses of the word animate. And you know the drill with YouTube, if you want to stay posted on new videos, subscribe, and click the bell to receive notifications (if you're into that).

If you are new to this channel and want to see more, a good place to start is this playlist: http://3b1b.co/recommended

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