A hidden time dilation story unfolds in Project Hail Mary that secretly seems to make it almost as bittetsweet as Christopher ...

A technique inspired by the film Interstellar suggests a new way of communicating backwards in time, but it could help ...

In 1905, a 26-year-old patent clerk named Albert Einstein looked at the universe and discovered that time was not what we thought it was. It was not linear. For centuries, everyone assumed the same ...