Similar channels are defined by the intersection of subscribers. The more subscribers two channels have in common, the more similar they are. In free version of the service you can see only top 15 similar channels.

Channels similar to BrainStuff - HowStuffWorks

#	Channel	Category	Country	Language	Subscribers	Views	# videos	Created
1	Vsauce	Lifestyle			22M	4.27B	540	2007-07
2	Veritasium	Knowledge Lifestyle	United States 🇺🇸		15.8M	2.71B	402	2010-07
3	SmarterEveryDay	Hobby Lifestyle Technology	United States 🇺🇸		11.5M	1.2B	380	2006-04
4	SciShow	Health Knowledge	United States 🇺🇸		7.95M	2.01B	3,683	2011-10
5	AsapSCIENCE	Entertainment Health Knowledge Lifestyle			10.6M	1.94B	484	2012-05
6	CrashCourse	Knowledge	United States 🇺🇸		15.7M	1.99B	1,551	2006-05
7	Kurzgesagt – In a Nutshell	Knowledge	Germany 🇩🇪		22.5M	2.82B	235	2013-07
8	Vox	Knowledge Society	United States 🇺🇸		12.1M	3.52B	1,715	2014-03
9	PewDiePie	Lifestyle Video games	Japan 🇯🇵		111M	29.34B	4,771	2010-04
10	TED-Ed	Knowledge	United States 🇺🇸		20.1M	3.98B	2,171	2011-03
11	minutephysics	Knowledge		English	5.78M	548.27M	278	2011-06
12	Mark Rober	Entertainment Hobby Lifestyle	United States 🇺🇸		54.1M	6.58B	159	2011-10
13	Be Smart	Knowledge	United States 🇺🇸		5.17M	630.78M	447	2012-03
14	VICE	Entertainment Lifestyle Society TV shows	United States 🇺🇸	English	18.4M	5.1B	4,118	2005-12
15	TED	Knowledge Society	United States 🇺🇸		24.6M	2.73B	4,748	2006-12