Naturalism — A Worldview Without the Supernatural
Naturalism is the philosophical position that only natural laws and forces operate in the world, and that nothing supernatural exists or is needed to explain reality.
The Core Claim of Naturalism
Naturalism asserts that everything which exists can be fully explained by natural cause and effect. There is no supernatural realm — no God, no miracles — and any appeal to such things is considered unnecessary. All phenomena are believed reducible to physical processes.
Naturalism goes beyond what science itself can demonstrate.
The scientific method investigates the natural world through observation and repeatable evidence. Naturalism, however, declares that the natural world is all there is.
Naturalism as the Foundation of Evolution
If only natural causes are permitted, then the origin and development of life must be explained solely through undirected natural processes — regardless of whether the evidence points that way. Evolution as a comprehensive origins framework depends on naturalism: it excludes any supernatural agent before investigation begins (Plantinga, 2011).
The commitment to naturalism precedes the science — it determines what explanations are allowed before evidence is examined.
Design, purpose, or intelligent causation are ruled out by definition, not by evidence. When confronted with the appearance of fine-tuning or specified complexity, the only permissible explanation is an undiscovered natural process — even if none is known. The conclusion is constrained by the premise (Meyer, 2009).
The Denial of God as Creator
Naturalism necessarily denies the existence of God and consequently that God is creator. Scripture opens with "In the beginning God created the heavens and the earth" (Genesis 1:1). The two worldviews are fundamentally opposed: one insists matter is eternal and self-existent, the other that God is eternal and all matter originates from His creative will.
Naturalism and theism are mutually exclusive at the level of foundational premise — they cannot both be true about reality.
The naturalist must account for the origin of matter, life, information in DNA, and consciousness — all without intelligent or purposive cause. Each remains a significant challenge, and each is more naturally explained by an intelligent creator (Craig, 2008).
Reflection and Application
- Recognise that naturalism is a philosophical presupposition, not a scientific finding — it must be defended on philosophical grounds.
- Ask what evidence would count against naturalistic claims — if none could, the position functions as dogma rather than hypothesis.
- Consider whether the evidence for design — fine-tuning, specified complexity, irreducible complexity — better supports an intelligent creator.
- Reflect on the consequences: if matter is all there is, meaning, morality and purpose lack objective foundation.
See also: evolution.