can there be anything faster than light?

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Scientifically is it possible we may discover something faster than light any time in future?

In: Planetary Science

23 Answers

Anonymous 0 Comments

Matter and information are limited by spacetime, and one of those limits is *c*. Full stop, end of story. No matter or information can exceed this. It’s like asking, “what happened before time began?”

That said, you could totally set up an apparatus to sweep a focused laser beam projected onto a distant surface and sweep the beam across the projected surface and the *apparent* speed of that projected dot would exceed *c*, but you see there’s nothing physical with mass moving across the projected surface. Think of shining a laser at the moon; you could sling a dot across the width of the moon with the flick of your wrist!

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