Gravity is the root of lightness;

stillness the ruler of movement.

~ Lao-tse

The previous post about big water rowing strategy for small water boaters has been helpful to a lot of non-boatmen tasked with rowing.  Several friends have asked me to write another with more rowing skills to learn and practice.  In truth, it took me decades to get comfortable with the basics, most likely because I rowed only occasionally.  Really ( Read more... )

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HOMEWORK ATSDR CSEM ( Read more... )

Remember those faster than light neutrinos? Great, now forget 'em. Science proved 'em, then unproved 'em.
http://www.engadget.com/2011/10/17/remember-those-faster-than-light-neutrinos-great-now-forget-e/

Of course my favorite river is always whichever one I'm on. Or was just on. Or am about to go on. Today was my third time down the Lower Wind in Washington, and it is quickly working its way into the list of all time favorites. It's not especially hard. Mostly class III with some IVish low volume rocky stuff, one hard class IV (V-?) called the ( Read more... )

Made by dolphins, whales, people, volcanoes, nukes. Very interesting visuals, mostly camera footage, some explanatory graphics.

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There are two ways to live:
you can live as if nothing is a miracle;
you can live as if everything is a miracle.
--Einstein
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OK, to follow is the review for my comprehensive final exam in second-semester college physics. But first, a little background.
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I can scarcely believe the tone and content of this so-called Physics class. I just escaped. The woman wanted us to devise a way of measuring the speed of light that was different from the method of Michelson, who actually did it in the late 1800's. Of course the technologies we were supposed to use were of that era. Michelson's method was ( Read more... )