‘Stranger Things 5’ Finally Reveals the Truth About the Upside Down

In trying to find out more about the supposed shield generator around the Upside Down, Dustin discovers a notebook from Dr.

Stranger Things Finally Explained How The Upside Down Works, And The Duffers Told Us How They Decided Who Would Figure It Out

Here’s how Matt Duffer explained the major turning point in the history of Stranger Things: ...

The Truth About the ‘Stranger Things’ Upside Down Was in Place Back in Season 1

However, viewers were kept in the dark until season five's second batch of episodes, now streaming on Netflix.

'Stranger Things' Season 5 Is Bigger and Bloodier—And So Is the Fashion

Noah Schnapp as Will Byers, Finn Wolfhard as Mike Wheeler, and Winona Ryder as Joyce Byers in 'Stranger Things' season 5.