The distinction between falsification and refutation in the demarcation problem of Karl Popper
The distinction between falsification and refutation in the demarcation problem of Karl Popper

Despite the criticism of Karl Popper’s falsifiability theory for the demarcation between science and non-science, mainly pseudo-science, this criterion is still very useful, and perfectly valid after it was perfected by Popper and his followers. Moreover, even in his original … Read More

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Isaac Newton vs. Robert Hooke on the law of universal gravitation
Isaac Newton vs. Robert Hooke on the law of universal gravitation

One of the most disputed controversy over the priority of scientific discoveries is that of the law of universal gravitation, between Isaac Newton and Robert Hooke. Hooke accused Newton of plagiarism, of taking over his ideas expressed in previous works. … Read More

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Isaac Newton on the action at a distance in gravity: With or without God?
Isaac Newton on the action at a distance in gravity: With or without God?

The interpretation of Isaac Newton’s texts has sparked controversy to this day. One of the most heated debates relates to the action between two bodies distant from each other (the gravitational attraction), and to what extent Newton involved God in … Read More

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Causal Loops in Time Travel
Causal Loops in Time Travel

About the possibility of time traveling based on several specialized works, including those of Nicholas J. J. Smith (“Time Travel“), William Grey (”Troubles with Time Travel”), Ulrich Meyer (”Explaining causal loops”), Simon Keller and Michael Nelson (”Presentists should believe in … Read More

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The singularities as ontological limits of the general relativity
The singularities as ontological limits of the general relativity

Author: Nicolae Sfetcu ESSAYS Collection The singularities from the general relativity resulting by solving Einstein’s equations were and still are the subject of many scientific debates: Are there singularities in spacetime, or not? Big Bang was an initial singularity? If … Read More

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Candide
Candide – The best of all possible worlds

Translated and illustrated by Nicolae Sfetcu. A philosophical tale, a story of a journey that will transform the eponymous hero into a philosopher. An important debate on fatalism and the existence of Evil. For a long time Voltaire has been … Read More

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