Time travel has shifted from pure fantasy to a serious, if highly constrained, topic in modern physics. The equations that ...

When you purchase through links on our site, we may earn an affiliate commission. Here’s how it works. A new theory suggests that the unification between quantum physics and general relativity has ...

Thanks to Albert Einstein, the US Government wants to establish an official time zone for the Moon. It has less to do with jet lag and more to do with how gravity affects time and can throw a lot of ...

In Newtonian physics, space and time had their independent identities, and nobody ever got them mixed up. It was with the theory of relativity, put together in the early 20th century, that talking ...

IN Prof. H. Dingle's article on “The Relativity of Time” 1 and the correspondence that has followed, it is taken for granted that, while the Fitzgerald contraction can be detected experimentally, the ...