When the universe was younger, the fraction of spiral galaxies was much higher than now
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When the universe was younger, the fraction of spiral galaxies was much higher than now
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Researchers find new families of birds on three little-explored islands in Indonesia, but their survival is threatened by forest destruction
Researchers find new families of birds on three little-explored islands in Indonesia, but their survival is threatened by forest destruction
Researchers find new families of birds on three little-explored islands in Indonesia, but their survival is threatened by forest destruction
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