“Time flies,” “time waits for no one,” “as time goes on”: The way we speak about time tends to strongly imply that the passage of time is some sort of real process that happens out there in the world.

Warning: Full spoilers follow for The Flash movie. The Flash is the latest in a long line of blockbuster movies to deal with the concept of time travel. And one thing that hasn’t changed since the ...

Time is all around us: in the language we use, in the memories we revisit and in our predictions of the future. But what exactly is it? The physicist and Nobel laureate Frank Wilczek joins Steve ...

The concept of time can both be obvious and confusing. Consider, for example, one aspect of time that is particularly vexing: Our perception that it moves only in one direction. Quantum physics, ...

Some years after his theory of relativity changed our fundamental understanding of the concept of time, Einstein wrote that “there is no audible tick-tock everywhere in the world that can be ...