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Anthropic principle

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In cosmology, the anthropic principle, also known as the observation selection effect, is the proposition that the range of possible observations that could be made about the universe is limited by the fact that observations are only possible in the type of universe that is capable of developing observers in the first place. Proponents of the anthropic principle argue that it explains why the universe has the age and the fundamental physical constants necessary to accommodate intelligent life. If either had been significantly different, no one would have been around to make observations. Anthropic reasoning has been used to address the question as to why certain measured physical constants take the values that they do, rather than some other arbitrary values, and to explain a perception that the universe appears to be finely tuned for the existence of life.

Anthropic principle - Wikipedia Jump to content From Wikipedia, the free encyclopedia Hypothesis about sapient life and the universe "Anthropic bias" redirects here. For the book by Nick Bostrom, see Anthropic Bias . In philosophy of science and cosmology , the anthropic principle (also known as the observation selection effect ) is the proposition that the range of possible observations made about a universe is limited by the fact that observations can only be made if that universe is capable of developing observers in the first place. Proponents of the anthropic principle argue that it expla

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