Journey to the End of time is good as a big picture thing, but I think the same artist (melodysheep) made something even better, in terms of helping us navigate life day to day:
The WTF Singalong.
https://m.youtube.com/watch?v=2MN1vXO5JeI
It applies so well to so many facets of daily life.
Veritasium on Thermite reaction - https://www.youtube.com/watch?v=cUBz04LlLVk
Problems of a Shared Office - https://www.youtube.com/watch?v=jD_VX9SLfsc
History of the entire world, I guess - https://www.youtube.com/watch?v=xuCn8ux2gbs
Colin Furze Underground Activities - https://www.youtube.com/playlist?list=PLGjbAdaOBLBlS1MPKXYmq...
Future of Reasoning - https://www.youtube.com/watch?v=_ArVh3Cj9rw
Sex in Trek - https://www.youtube.com/watch?v=vxqQwAVEbM8