Tipler published a paper on how to build a time machine, a Tipler Cylinder, back in 1974. This machine would enable you to travel back in time.

Tipler published a paper on how to build a time machine, a Tipler Cylinder, back in 1974. This machine would enable you to travel back in time.

We're going to use this imaginary train to get as close as possible to the speed of light and see how it becomes a time machine. On board are passengers with a one-way ticket to the future.

Tipler published a paper on how to build a time machine, a Tipler Cylinder, back in 1974. This machine would enable you to travel back in time.

In other words, it could help scientists know whether time travel is possible, and if we could use any protocol to build a time machine.

Travelling in time might sound like fantasy, but some physicists think it might really be possible.

It's really interesting to see the build progress from a pile of plastic parts to an extremely precise assembly line for building a paper airplane, and the joy on everyone's faces when the plane ...

Tipler published a paper on how to build a time machine, a Tipler Cylinder, back in 1974. This machine would enable you to travel back in time.