Happy Days will be staying in the past, according to original series star Ron Howard. The actor-turned mega movie director ...

Can we journey through time? Sci-fi author Dete Meserve presents a compelling case for our future in the past.

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 ...

Here’s how it works. A new concept for a time machine could possibly enable distant future generations to travel into the past, research now suggests. Unlike past ideas for time machines ...

Hot Tub Time Machine’s main timeline runs between 1986 and 2025. The first film sees these gents travel from 2010 back to 1986, while Hot Tub Time Machine 2 starts in the year 2015, and jumps to ...

and The Time Machine by H.G. Wells are some of the earliest and most popular uses of time travel in sci-fi. It should be no surprise that as soon as humans invented moving pictures, time travel ...

In movies like The Terminator, time travel usually involves stepping into a machine and being sent to an entirely different time and place in the past or future. However, real time travel isn't ...

He says the time travel mechanism could take you back only as long as the machine itself has been on, which means roughly 2019 at the earliest, assuming Mallett indeed has a prototype. To steward ...

Since I cannot destroy the time machine in the original timeline, which is the one I actually used to travel back in time, there is no paradox. After working on time travel paradoxes for the last ...

This article was originally published at The Conversation. The publication contributed the article to Space.com's Expert Voices: Op-Ed & Insights. Barak Shoshany, Assistant Professor, Physics ...