Supernovae: They don't make 'em like they used to

[image title=”supernova” size=”thumbnail” id=”141″ align=”right” linkto=”https://irrationale2.files.wordpress.com/2008/07/supernova.jpg” ]Back in the day, the universe could really belt out the supernovae — but no more. A new survey of monster stellar detonations shows that the more distant and ancient the explosions are, the greater their inherent brightness. This discovery has important implications for measuring the rate at which […]

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