Engineering
mobi, epub |eng | 1989-01-02 | Author:Henry Petroski

Two ways of shaping triangular pencils from leaded slats, showing the practical way to be wasteful of wood (photo credit 14.1) While machines might be efficient for making pencils, during ...
( Category: Industrial Design March 25,2014 )
mobi, epub |eng | 2008-10-30 | Author:Charles Seife

The lure of cold fusion and the promise of unlimited, free energy is, itself, a source of power to be reckoned with. Patent examiner Thomas Valone has been under its ...
( Category: Nuclear Physics March 25,2014 )
mobi, pdf |eng | 2007-12-04 | Author:Rik DeGunther

You also need wiring, a solar collector, piping, and a PV module. A 12VDC panel should be strong enough to power your pump. Making Your Own Collector This project has ...
( Category: Solar March 25,2014 )
mobi, epub |eng | 2010-01-05 | Author:Henry Schlesinger

EDISON WAS NOT THE FIRST to light a city, though he was the best marketer of city lighting. Two years before he revved up the dynamos for this first power ...
( Category: Electrical & Electronics March 25,2014 )
mobi, epub |eng | 2011-01-04 | Author:Gordon McComb;Cathleen Shamieh

You typically use pin headers to bring signals to and from circuit boards, which are thin boards designed to house a permanent circuit. Pin headers come in handy for complex ...
( Category: Electronics March 25,2014 )
mobi | | 2010-02-10 | Author:Caldecott, Julian [Caldecott, Julian]

OTHER LAKES, OTHER ISSUES This sample of lakes around the world, their associated catchments, wetlands and floodplains, and their fates and the lessons to be learned from them, could continue ...
( Category: Photography & Video March 25,2014 )
mobi, epub |eng | 2009-12-03 | Author:Tim Flannery

As of early 2008, humanity had just thirty-seven days' worth of grain supply in reserve. It's been said that the ancient Romans had a more generous buffer against famine. As ...
( Category: Environmental March 25,2014 )
mobi, epub |eng | 2009-09-15 | Author:Ian McCallum

PART TWO LOOKING AHEAD Tonight I want you to feel the blurred edge between good and bad, to say no to the urge to look away or to take sides… ...
( Category: Environmental March 25,2014 )
mobi, epub |eng | 2012-01-01 | Author:Katherine Applegate & Michael Grant

– 22 – SOLO I’ve got to get this right. I pause in a hallway, clenching my fists. My heart’s slamming against my chest. I’ve got Tattooed Tommy’s poppy-seed bagel ...
( Category: Biomedical Engineering March 25,2014 )
mobi, azw3, epub, pdf |eng | 1995-01-01 | Author:Dave Grossman & Author

Chapter Five Aggressive Predisposition of the Killer: Avengers, Conditioning, and the 2 Percent Who Like It World War Il-era training was conducted on a grassy firing range (a known-distance, or ...
( Category: Violence in Society March 25,2014 )
mobi, epub |eng | 2011-02-05 | Author:Mark Lynas

BOUNDARY SIX TOXICS There is perhaps no better illustration of the domestication of our world than how rapidly we are turning it into plastic. Plastics are everywhere. In the deepest ...
( Category: Environmental March 25,2014 )
mobi |eng | 2011-04-01 | Author:Carl Safina

By the start of the third week of June, one-third of the Gulf’s federal waters, 81,000 square miles, remain closed to fishing. And the Economist estimates that BP is on ...
( Category: Drilling Procedures March 25,2014 )
mobi, epub |eng | 2010-06-15 | Author:Douglas Rushkoff

* * * * Hopefully, my former New School media studies student Jake Kalos will write a book on this, the subject of his excellent unpublished paper. VI. IDENTITY Be ...
( Category: Communication & Media Studies March 25,2014 )
mobi, epub |eng | 2012-01-30 | Author:MacKinnon, Rebecca [MacKinnon, Rebecca]

CHAPTER 10 Facebookistan and Googledom In May 2010, Hong Kong–based university professor and communications scholar Lokman Tsui decided to delete his Facebook account. In a blog post explaining his decision, ...
( Category: Social Aspects March 25,2014 )
mobi, epub |eng | 2012-01-15 | Author:Rebecca MacKinnon

CHAPTER 10 Facebookistan and Googledom In May 2010, Hong Kong–based university professor and communications scholar Lokman Tsui decided to delete his Facebook account. In a blog post explaining his decision, ...
( Category: Social Aspects March 25,2014 )