BASEL, Switzerland, April 16 -- Erkenntnis, a peer-reviewed journal from that says it features science in general and of natural and human sciences such as physics, biology, psychology, economics and social sciences, published research articles on the following topics in its April 2024 edition (Vol. 89, Issue 4):

* Feeling the Unknown: Emotions of Uncertainty and Their Valence

* Hypothetical Frequencies as Approximations

* The Propagation of Suspension of J . . .

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