Stone found in Egypt in 1996 offers clues about supernovas - Al-Monitor

Researchers say that the stone's composition has never been observed before, and their main hypothesis involves a type Ia supernova, one of the brightest phenomena in the universe.

CAIRO  Egyptian geologist Aly Barakat found an odd stone in the vast desert of southwestern Egypt in December 1996. At first glance, the shiny object seemed to be Libyan desert glass, a unique type o… [+5236 chars]

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