It's a hypothesis that's not testable, and one of the important recognition factors for science and scientific ideas is the notion of testability, that you can go out and do an experiment and learn from it and change your idea. That's just not possible with a notion that's as much a belief in spirituality as intelligent design is.
Quotes about testable (5 Quotes)
The simple answer to the question of why Neanderthals became extinct is 'nobody knows,' but studies like this one certainly move us a lot closer to being able to make more clearly testable hypotheses. Now the hypothesis that Neanderthals became extinct because they were ineffective hunters is in deep trouble.
What makes evolution a scientific explanation is that it makes testable predictions, ... You only believe theories when they make non-obvious predictions that are confirmed by scientific evidence.
Just because they call it a theory doesn't make it a scientific theory, ... The concept of an intelligent designer is not a scientifically testable assertion.
We don't have all the answers. We think our work has pointed out that the mammography paradox is real. We are confident we understand what causes it. We have identified a problem -- a mechanism that is testable. We have not found a solution. But identifying the problem is a major step in the right direction.