What exactly is the Upside Down in 'Stranger Things'? The wormhole revelation, explained.

Nine years later, fans are finally getting answers to long-awaited questions regarding the Stranger Things universe — ...
Heavy Spoilers on MSN

Stranger Things: The Upside Down explained | History, Mind Flayer, Eleven, Billy and more

The upside down is a dark mirror antimatter version of our universe that is inhospitable to humans and is dangerous for all that venture into it. The landscape of the upside down is similar to our ...
Winter is Coming on MSN

Let's break down Stranger Things' insane reveal about the Upside Down and the Abyss

This article contains MAJOR SPOILERS for Stranger Things 5 Vol. 2. The fifth and final season of Stranger Things dropped a ...
The Tab

Here’s Stranger Things viewers’ most convincing theory on what the Upside Down really is

After five seasons, nine years and about 1,000 renditions of Running Up That Hill, Stranger Things is nearly at an end.

Stranger Things 5 The Abyss: Everything You Should Know About The Upside Down World

The genius kid revealed that the Upside Down universe is a wormhole that serves as a bridge between the real world and another world, which he referred to as the Abyss. The Abyss is the world where El ...

Goodbye to the biggest mystery of Stranger Things 5: What is the Upside Down? “Everything we assumed of the Upside Down has been dead wrong”

The Upside Down mystery is explained in ‘Stranger Things 5’ before the final episode. Is it a bridge? Is it an abyss? Is it underground or above the sky?

Stranger Things cast says goodbye to the series after a decade

Everyone involved in Stranger Things continue to wrap their heads around what life will look like for them moving forward now ...

Stranger Things Fans Are Furious Over Eleven's Fate In The Series Finale

At long last, Stranger Things is over, and fans aren't happy about what happened to Eleven (Millie Bobby Brown) in the series ...