View Full Version : Sleeping Beauties: A Galactic Fairye Tale

2011-Jun-21, 09:50 PM
It’s a well known fact that galaxies come in two types – either actively forming stars or not. In simplistic terms, that means they are either awake or asleep. But now scientists are looking back twelve billion light years across time to find the same holds just as true then as it does now. As [...]

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