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Nature 405, 133-134 (11 May 2000) | doi:10.1038/35012190

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Cosmology: The dark side of distortion

Max Tegmark

If you see your reflection in a spoon, your face will look strangely elongated because of the way the light rays are bent. Einstein predicted that gravity could also bend light, so you should in principle see similar image distortions when looking out into space.