Why can't anything travel faster than the speed of light? Do black holes really suck? And why is the universe expanding? These are just a few of the questions author and astrophysicist Jeffrey Bennett ...

Understand Einstein’s General Relativity with a clear and easy-to-follow explanation that breaks down complex ideas like ...

I. IN continuation of my article in the Relativity Number of NATURE (vol. cvi., p. 795, Feb ruary 17, 1921), I propose to discuss more fully, and to express as clearly and simply as possible, some of ...

In this paper two different lines of reasoning are followed in order to discuss a Universe that belongs to the so-called oscillatory class. In the first section, we start from the general writing of ...

In a recent article published in the journal Frontiers in Physics, researcher Piotr Ogonowski proposes an innovative method to reconcile two of the most important theories of modern physics: Albert ...