What Mind-Blowing Thing Do All Deep Thinkers Need To Read, Watch, Or Listen To?

Black holes for inquiring minds.

Sometimes it's fun to ponder really deep thoughts, don't you think?

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For example, my favorite YouTube channel is called Kurzgesagt — in a Nutshell. It always gets my brain's wheels spinning with complex concepts discussed in a way that I can easily comprehend. For example, it's talked about where all the aliens might be:

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And it has presented a video on the concept of us living in a simulation:

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It even explained wormholes:

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Then there are existential-question-sparking documentaries like The Most Unknown (which is streaming on Netflix):

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Sometimes you even find fictional works that take the mind to different places, like Interstellar:

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And though it's just a movie, watching Interstellar might inspire you to search for answers — which could lead you to things like astrophysicist Neil deGrasse Tyson's explanation for its ending.

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So we'd like to know: What thought-provoking piece of work do people need to know about? It can be a YouTube channel, book, movie, podcast, documentary — ANYTHING. Tell us your recommendation in the comments below! Your submission could be featured in an upcoming BuzzFeed Community post!