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'Hot' photons cast dark energy into the light

作者:时篷拘    发布时间:2019-03-14 08:11:02    

By Zeeya Merali SOME people were beginning to wonder if it was just an illusion, but it looks as if dark energy is real and here to stay. Dark energy was dreamed up to explain why the expansion of the universe appears to be speeding up. Since then, astronomers have struggled to explain what dark energy actually is – leading to speculation that it may not exist at all. For instance, some claim that an uneven distribution of matter within the universe could be distorting our measurements of the distance to supernovae,

 

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