The Perseid meteor shower is starting, and backyard astronomers will soon be able to catch a glimpse of the annual event. The meteor shower starts on Thursday, July 17, and ends Saturday, ...

The mind-bending concept of time dilation results from a seemingly harmless assumption—that the speed of light is the same for all observers.

There’s a lot riding on this reboot of the DC Universe, and the first picture from the new DC Studios. James Gunn, who ...