What would happen if someone moved at twice the speed of light?

What would happen if someone moved at twice the speed of light?

What would happen if someone moved at twice the speed of light?

According to the theory of relativity, no object with mass should be able to travel beyond the speed of light. (Image credit: Shutterstock)

This article was originally published on: The conversation. (opens in new tab) The publication contributed the article to that of Space.com Expert Voices: Opinion and Insights

Sam Baron (opens in new tab)Associate Professor, Australian Catholic University