Which question cannot be answered by science?

Is there suggested answers or do we have to figure it out

Here are a couple questions that scientist can't figure out:

Was there a big bang that created the universe?

Is God real

Did people evolve from monkeys?

Is there a such thing as evolution?

These questions are theory's there are options that people think or don't think is true scientists come up with evidence stating this is true but its not enough to prove anything.