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timothy oleson

Benchmarks: November 7, 1940, and November 25, 1990: Washington suffers a pair of debilitating bridge failures

Washington’s Puget Sound comprises an intricate network of rivers, lakes, inlets and islands, many of which are traversed by bridges that safely carry more than 100,000 cars each day. With November upon us, however, civil engineers and Department of Transportation officials in Washington must be holding their collective breath. Historically, the 11th month has not been kind to area bridges.
 
07 Nov 2011

Blogging on EARTH: Webb Space Telescope ensnared in political drama

Perhaps you have heard of the psychological principle of entrapment. In college, a friend of mine once described it to me while we stood in a seemingly endless line in one of the dining halls. As I recall, the essence of it is that the more money, time or effort you invest in some venture waiting for a return — a sandwich in my case — the harder it is to simply let it go or give up hope, regardless of how unfavorable the potential cost-benefit ratio is.

13 Jul 2011

Blogging on EARTH: Arsenic provides a G#ALA event in the science world

In reporting what’s new and exciting from the world of scientific and technological innovation, science writers are quick to use expressions like “Scientists say … ” and “According to researchers … ” (Mea culpa.) They are, after all, convenient devices to introduce the sentiments of some subset of the scientific community as opposed to one, or maybe several, individuals.

23 Jun 2011

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