Mind Matters Natural and Artificial Intelligence News and Analysis

TagAtoms (views of atoms)

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Can the “Physical World” Be Wholly Physical? Physical at All?

Nothing ever physically touches anything else in the physical world, yet the effects of objects on each other are a constant occurrence

Sounds like the answer should be “Of course!” But the question may not be as simple as it appears. Let’s wind the clock back to the first century BC, when a Roman poet and philosopher named Lucretius wrote the poem On the Nature of Things.” In this poem, Lucretius outlines a philosophy known as Epicureanism in order to demonstrate the world can be explained without reference to a deity. In the Epicurean philosophy, only three things exist: atoms, the void, and the universe. Consequently, everything we see in the physical world can be reduced to atoms bumping into each other. You may notice that Epicurean philosophy sounds similar to modern day physics. This is not an accident. Through the influence…