the effects of gravitational time dilation could be enough to be noticeable. For example, if you lived 80 years on Mars, you would pass away 12 seconds earlier than if you passed away after ...

Einstein came up with an example to show the effects of time dilation that he called the "twin paradox." It's a lot like the Time Traveler game you just played. Let's try it out with a pair of ...

This effect is known as time dilation. For example, the faster an object moves, the greater the effect of time dilation. This is clear when an object moves close to the speed of light, which is ...

The time dilation of the cosmos was gleaned from studies of 190 quasars, very bright supermassive black holes seen at the center of galaxies in the distant—and, therefore, ancient—universe.