Member since Feb 26, 2009

Barry Evans 

Barry Evans lives in Old Town Eureka with his girlfriend (and wife) Louisa Rogers, several kayaks and bikes, and a stuffed gorilla named “Nameless.” A recovering civil engineer, he is the author of two McGraw-Hill popular science books and has taught science and history. His Field Notes anthologies are available... more

Recent Posts

  • A Magical Elk Moment on the Beach

    • Jul 29, 2013
  • Dia de la Virgen
  • Dia de la Virgen

    • Dec 12, 2012
  • More »

    Recent Articles

  • The Real Wheel
  • The Real Wheel

    • Jul 28, 2016
  • Non-random Random Primes
  • Non-random Random Primes

    • Jul 14, 2016
  • Sunk Cost Fallacy
  • Sunk Cost Fallacy

    • Jun 30, 2016
  • More »

    Recent Comments

    Re: “Non-random Random Primes

    Hi Maybe, these were from first billion primes (i.e. two billion pairs). Apparently the bias effect tapers off as you increase the dataset, all the pairs trending to 6.25%. Cue spooky music...

    Posted by barryevans on 07/16/2016 at 7:25 AM

    Re: “E-Cigarettes vs. Tobacco

    I got the 7 seconds from the World Health Organization — looks like (averaging several sites) it's more like 30 seconds (not minutes) for nicotine vapor to affect brain. Thanks for catch!

    Posted by barryevans on 06/03/2016 at 10:00 PM

    Re: “The Good Old Days?

    I should used "life expectancy" when talking about a baby born today (77 years)

    Posted by barryevans on 05/25/2016 at 8:12 PM

    Re: “The Martellus Map

    Correction: I should have said that Martellus was ONE of the first to use Ptolemy's latitudes and longitudes. (His 1491 map probably was the first to use Ptolemy's “second projection” with curved parallels and meridians.)

    Posted by barryevans on 03/10/2016 at 7:35 PM

    Re: “General Relativity, 100 Years On

    "What are those questions please?"--just saw this, Rob. Off the top of my head:
    Origin of universe
    Mismatch between GR and QM
    Failure to detect signs of ET life (Fermi paradox)
    Role of consciousness
    Why something, not nothing

    Posted by barryevans on 03/10/2016 at 8:43 AM

    Re: “Gravity Waves: Confirming a Metaphor

    If you find the detection of gravity waves as fascinating (and weird!) as I do, check:…

    1 like, 0 dislikes
    Posted by barryevans on 02/26/2016 at 10:13 AM

    Re: “Laniakea

    Nice video explaining this at:…

    Posted by barryevans on 01/16/2016 at 12:48 PM

    All Comments »

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