From the July 2007 issue

Does time slow down as a spacecraft approaches the speed of light, thus allowing the craft to travel back or forward in time?

BRETT BILLMAIER, TEMPERANCE, MICHIGAN
By | Published: July 1, 2007 | Last updated on May 18, 2023
Theoretically, time would slow down, and, in effect, a craft could fly into the future. The concept of flying into the past is much less clear.