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One of the leading hypotheses for the Ordovician mass extinction, the second largest ever, was a stray gamma ray burst. Earth regularly goes through mass extinc
by somenameforme 3y ago
One of the leading hypotheses for the Ordovician mass extinction, the second largest ever, was a stray gamma ray burst. Earth regularly goes through mass extinction events and probably will continue to do so until the day all life is extinguished for good once it's encompassed in our dying star.
The interesting thing about these mass extinction events is twofold. The first is that they are (1) extremely improbable and (2) will continue to repeatedly happen. And they will never suddenly become more probable. The day before the Ordovician mass extinction kicked off would have very likely been just like any other normal day, even with modern tech. Somebody always wins the lottery sooner or later. The same would also be true even if only one ticket was sold a day. And tickets for the latest drawing have been on sell for about 65 million years.
- delichon 3y ago> One of the leading hypotheses for the Ordovician mass extinction, the second largest ever, was a stray gamma ray burst. Wikipedia currently characterizes it as more of a trailing hypothesis: A minority hypothesis to explain the first burst has been proposed by Philip Ball,[100] Adrian Lewis Melott, and Brian C. Thomas ... Although the gamma-ray burst hypothesis is consistent with some patterns at the onset of extinction, there is no unambiguous evidence that such a nearby gamma-ray burst ever happened. https://en.wikipedia.org/wiki/Late_Ordovician_mass_extinction#Gamma-ray_burst https://en.wikipedia.org/wiki/Late_Ordovician_mass_extinctio...