Science is very hesitant to assign reality to things; it tends to assign reality to parts rather than wholes

For example, science will say a human is really just cells, which are really just atoms, which are mostly nothing!

No - the human is the human. It is irreducible. Sure, we can analyse and parse it, but the constituent elements are not the human, by definition.

This is a snippet from my episode Science is Addicted to Explanations (#140).