Psychology

Here’s something that’ll blow your mind: according to astronomer Owen Gingerich, while outer space is mind-bogglingly vast, the human brain is actually the most complex physical object we know of in the entire cosmos. Think about that for a second. Forget black holes and distant galaxies—the most intricate thing we’ve discovered is sitting right between your ears.

Ever notice how that dopamine hit from checking your phone feels so good in the moment, but leaves you wanting more just minutes later? Or how you can be completely exhausted but still find yourself scrolling through social media at 2 AM? There’s actually fascinating psychology behind why this happens—and it all comes down to how your brain evolved to keep you alive.