Does the universe have a memory? Alan Duffy
Once a moment has passed, does that mean it is gone forever - or does it exist somewhere else? Astronomer Alan Duffy is an expert on the invisible parts of the Universe. Over a fast-paced half hour (1.581e+21 atoseconds, to be exact), he explores transience, time and the lifespan of an action.
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When I was born I felt brilliant for a long time up until I was 17 when I first got into a fight
would the astronaut see himself as red?