Astronomers have shown how gravitational lensing allows us to see the faintest and most distant galaxies, helping us to understand the origin of the Universe. The first gravitational lens, a ...
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The Standard's journalism is supported by our readers. When you purchase through links on our site, we may earn an affiliate commission. A magnifying glass may conjure up visions of a Victorian ...
Detecting light beyond the visible red range of our eyes is hard to do, because infrared light carries so little energy compared to ambient heat at room temperature. This obscures infrared light ...
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