A common theme in science-fiction media, time travel is captivating. It’s defined by the late philosopher David Lewis in his essay “The Paradoxes of Time Travel” as “[involving] a discrepancy between ...

Last week, we touched upon E=mc2, and how Einstein’s theory of relativity turned the world of physics upside-down. Now, we’re using that theory to show why the very concept of time may not be what you ...

The short (5 ft. 4 in.), white-haired professor perched on a small stool, his feet hooked in the lower rung, his hands extracting scrawled lecture notes from a manila envelope. Isidor Isaac Rabi ...

Have you ever made a mistake that you wish you could undo? Correcting past mistakes is one of the reasons we find the concept of time travel so fascinating. As often portrayed in science fiction, with ...

Time is the most common noun in the English language... but what is time? Source: Guy P. Harrison Looking for some psychological stimulation to exercise your mind and spice up your day? Try devoting ...