A glowing ring of metal fell to Earth, and no one has any idea what it is | Hacker News

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		A glowing ring of metal fell to Earth, and no one has any idea what it is (arstechnica.com)
		5 points by thunderbong 8 days ago \| hide \| past \| favorite \| 1 comment

gnabgib 7 days ago [–]

Discussion (15 points, 5 comments) https://news.ycombinator.com/item?id=42659141

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