If we talk about YouTube channels which are best for both entertaining and informative so everyone has their own choice but for my point of you following channels are best. 

Vox - Explains complex subjects in an easy-to-understand manner.

TED - Features talks by experts on a wide range of topics.

Vsauce - Offers interesting perspectives on everyday phenomena and science.

Kurzgesagt – In a Nutshell - Provides animated explanations of global issues and scientific concepts.

MrBeast - Known for his entertaining and informative content, ranging from stunts and challenges to educational videos.

AsapSCIENCE - Explains scientific concepts in a fun and engaging way.

Nerdwriter1 - Offers insightful video essays on a variety of topics, including film, art, and culture.

Business Casual - Provides brief and informative overviews of various business and financial topics.

These channels cater to different interests and provide a balance between entertainment and education.