Ideas and evidence in science


Cómo pesar una galaxia

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Um buraco negro escondido no centro da nossa galáxia

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Average: 4.3 (52 votes)
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A black hole lurked at the center of our Galaxy

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Average: 4.3 (55 votes)
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Family Visit to CERN Mini Expo

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Average: 4.6 (54 votes)
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Hot Air Ballon in HEUREKA, Finland (Teachers Guide)

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