A Dish as White as Snow
![A Dish as White as Snow](https://public.nrao.edu/wp-content/uploads/2013/09/gallery-images-largeGT.GBT_.Full_.169_large.jpg)
The paint on the Green Bank Telescope (GBT) is a special blend that reflects sunlight, gives off heat to keep the dish from warping, and its molecules do not give off radio waves.
Credit: NRAO/AUI/NSF
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