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1
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cosmic microwave background radiation
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astrophysics community
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The cosmic microwave background radiation is a key piece of evidence for the Big Bang theory and early universe understanding in the astrophysics community.
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8
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2
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dark matter
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astrophysics community
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The astrophysics community hypothesizes that dark matter, which is undetectable, is critical for understanding the universe's structure and evolution.
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5
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3
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extraterrestrial life
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astrophysics community
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The astrophysics community is actively focused on searching for microbial extraterrestrial life in space.
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3
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