What Happens to Light When It Dies?

Light is like a bunch of tiny balls traveling through space. When they get tired, they slow down or stretch out so much you can’t see them anymore, that’s when light dies.

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Examples

  1. A flashlight beam gets dimmer in the dark, just like a star can get too far away to see.
  2. When you look at distant stars, they appear redder, that’s light dying as it travels through space.
  3. Imagine being on a roller coaster going faster and faster, eventually, the sounds from behind might seem stretched out or even fade away.

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Categories: Space · light· space· astronomy· cosmology· physics