The Upside Down has always felt like the heart of ‘Stranger Things‘. It looks like Hawkins, but something is clearly off.

"Stranger Things" Season 5, Volume 2 finally reveals the origins of the Upside Down. Here’s how the wormhole works, what the ...

We finally know what the Upside Down really is in Stranger Things — get details on the major reveal in Season 5, Volume 2.

The Upside Down in "Stranger Things" is one of the show's most famous locations — and now, we know the truth about its ...