Picture the disorienting and potentially dangerous scenario of Earth being instantly relocated to the edge of the universe.

Cars travel at an average of 60 miles/hour ... Determine an appropriate scale, depending on whether you want to show the edge of the universe, approximately 15 billion light-years away, or ...

Does the universe have an edge? Is time travel possible? What is a black hole, and in what sense are space, time and gravity a matter of "geometry"? The modern theory of spacetime introduced by ...

These lesson plans were developed for high school science classrooms (with some extensions for middle schools) and are designed to help students investigate such concepts as time travel ...

A child accused. Everyone left to answer.

This course is available as an outside option to students on other programmes where regulations permit. Does the universe have an edge? Is time travel possible? What is a black hole, and in what sense ...