Paradoxes of Time Travel

“Time present and time past are both perhaps present in time future,

And time future contained in time past.”

–TS Eliot

 

Is the Future Pre-determined?

Most of the fundamental ideas of science are essentially simple, and may, as a rule, be expressed in a language comprehensible to everyone. Einstein & Infeld ( 1938 )

Is Time Travel Possible?

"Conventional" time travel to the past is impossible because it will always result in a contradiction of logic. Just as the simple example if I can...

Logic of Time Travel

Consistent with known science possibilities of non-contradictory time-travel are examined, speculating with ideas from history, logic and philosophy...

The Nature of Time and Semigroups

We attempt to explain to a layman in a very basic way from a mathematics' viewpoint the concepts of a semigroup and later on a dynamical system, the...

Time and Dynamical Systems

What is Time? Cause and effect are described in laws of evolution we think of physics as in a classical framework. The evolution paths in phase space...

Time Reversal

A friend of mine watches his wedding videos saturday afternoons but he looks at them in reverse. He says he always cries at the part where he gives...

Time-travel and Loops

There is a fundamental difference between reality and experience, let us say we can “physically” move to the past, that is time-travel. The study is...