Astronomers Measure the Elusive Extragalactic Background Light
If all the light emitted by all galaxies in the observable universe at all wavelengths during all of cosmic history were known, it would clue astronomers about the entire history of galaxy formation...
View ArticleA New Kind of Cosmic Glitch
The physics behind some of the most extraordinary stellar objects in the Universe just became even more puzzling. A group of astronomers led by McGill researchers using NASA's Swift satellite have...
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