Is there no time to lose?

Physicists increasingly doubt that time has any independent existence. Let’s look at this afresh.

We could start with a paradox known as “the Arrow,” first described 2,500 years ago by the philosopher Zeno of Elea. Beginning logically with the premise that nothing can be in two places at once, he reasoned that an arrow is only in one specific location at every moment of its trajectory. Logically, then, motion per se is not what is really occurring; rather, it is a series of separate events. This may be a first indication that the forward motion of time – of . . .

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