scienceisbeauty: Might dark matter play a role in extinctions…? I don’t know but it sounds plausible at least. Although statistical evidence is not overwhelming, possible support for an approximately 35×10^6 yr periodicity in the crater record
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from: https://ignobler.tumblr.com/post/83433627127
recommended: ignobler tumblr, fyiff #fuckyourx gag fugtrup gag_spit