PDF Scientific American, September 2011

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  3. Scientific American Interviews U of G Prof on Houseflies, Disease Spread
  4. Scientific American Article | Huffman Coding
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Universities need to do more to support grad student parents By Riley Galton Sep. For academic parents, work travel can be costly—but some universities are stepping up their support By Tien Nguyen Sep. How to keep a lab notebook By Elisabeth Pain Sep. Journals 20 September Vol. Satellite testing of a gravitationally induced quantum decoherence model. Featured Videos Watch more Videos. Watch a robot made of robots move around.

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Global warming has made iconic Andean peak unrecognizable. This bird really can fly over Mount Everest, wind tunnel experiments reveal.

Suicide attempts are hard to anticipate. This shark glows using a process previously unknown to science. Tweets by sciencemagazine. Insights View all Insights. A climate intelligence arms race in financial markets By Jesse M. Changes in antibiotic resistance in animals By Catrin E. Science Insider. Topics View All Topics.

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How I conquered my fear of public speaking and learned to give effective presentations By Mathilde His Aug. Why some professors welcome new lab members with clear expectations—in writing By Katie Langin Aug. Welcome Aboard Scientific American! I have been keeping an eye on Scientific American since the days when, as a young architect, I worked for Luigi Pellegrin. He was a serious interpreter of nature human nature included.

Scientific American Interviews U of G Prof on Houseflies, Disease Spread

He read Scientific American regularly. Scientific American September The subsurface fire results in a detrimental effect to the vegetation and structural integrity of the heap. Spread of the combustion is accompanied by the development of vents ahead of the front, fissures that run parallel to the direction of heating and smaller landslips along the flanks. Changes to the heap's soil mechanics induced by the smouldering front create a network of fissures, some running deep, that supply the front with enough air to sustain the process.

All these are indicative of smouldering activity within the bing.

The primary environmental concerns are likely to be from SO2 release and metals leaching from waste material i. Pb, Se, Cr.

Scientific American Article | Huffman Coding

The stability of the structure may be compromised as smouldering progresses. Bogside Bing continues to release products of combustion and represents an accidental source of fossil fuel burning. Thursday, 29 September Abysmal technical gaps in Scientific American. The letter can be read here and is reproduced below. Labels: engineering , fire , media , WTC.

Scientific American article problems

Friday, 23 September Disasters of divine origin and Engineering. The poster is here pdf. A related seminar I gave at UC Berkeley in July can be watched in youtube here and see at the end of this post. The following reproduces the content of the poster: World energy use and climate change science have led to concerns on sustainability, man-made burning of fossil fuels, and carbon emissions.

Most attention is paid to energy efficiency, clean technologies and new resources.