Now people might object at this point and go,

how dare you invoke in science,

things that cannot be seen,

things that cannot be observed.

This is completely antagonistic

towards the scientific method surely.

And I will say to anyone who's thinking that right now,

almost everything of interest that you know about science

is about the unobserved.

Let's consider dinosaurs.

Dinosaurs are unobserved.

You say, oh hold on, I've been to the museum.

I've seen a dinosaur.

No, you have seen a fossil.

And a fossil isn't even a bone.

It's an ossified bone.

It has been metamorphized into rock.

So no one has ever seen a dinosaur.

We have seen things that look like dinosaurs

and interpreted them to be huge reptilian bird-like creatures

that when we assemble their skeletons,

we make up a story about what this thing was

...