Who knew? According to Keith Veronese of io9 young Jedi Luke Skywalker should have frozen to death in the belly of the Tauntaun Han Solo sliced open to keep him alive.

Here’s the science bit…

It is one of the weirdest, wildest moments in Star Wars history. Han Solo picks up Luke Skywalker’s lightsaber and slices open the belly of his dead tauntaun and stuffs Luke in to to warm him up and save his life.

But is this scene at all realistic? If you were freezing, would jumping inside the dead body of a giant animal really help you stay warm in this situation? According to our highly scientific examination of this topic, the answer is a shocking “no.” Here’s why.

To find out why not, click here.