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primalpoly's profile
Geoffrey Miller
Geoffrey Miller
Geoffrey Miller
Verified account
@primalpoly

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Geoffrey MillerVerified account

@primalpoly

Psychology professor; wrote The Mating Mind, Spent, Mate, & Virtue Signaling. Agnostic centrist into evolution, sex, sentience, freedom & future.

New Mexico
primalpoly.com
Joined September 2015

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    Geoffrey Miller‏Verified account @primalpoly 30 May 2019
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    Tiny, sharp tools 400,000 years ago.https://phys.org/news/2019-05-early-humans-deliberately-recycled-flint.amp?__twitter_impression=true …

    8:08 PM - 30 May 2019
    • 4 Retweets
    • 39 Likes
    • Leandro Cardoso Shane Joseph P. Bacter AeroDork API Case Files Ryan Secord 🇺🇲 Patrick Lockwood Frank סזאר J. F. Carpio 🎙
    2 replies 4 retweets 39 likes
      1. Re-elect S. I. Hayakawa‏ @albedobell 30 May 2019
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        Replying to @primalpoly

        There is a massive obsidian flow in Oregon. Saw it as a kid. Acres of sharp glass. Easy to see how the natives saw the use.

        0 replies 0 retweets 0 likes
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      1. DiegoRod[ ⚡️][ 🔑]‏ @ytDiego 31 May 2019
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        Replying to @primalpoly

        @Graham__Hancock

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