Here are the articles I found most interesting in my weekly read of the Economist June 8th, 2006:
More on Amazon's Mechanical Turk
Men are better than woman at spotting angry faces, according to Mark Williams and Jason Mattingley, Univ of Melbourne. Published in Current Biology.
Medis Technologies will soon begin sales of disposable fuel cells based on sodium borohydride. Retail price is about $15 for something that will run an iPod for 60 hours.
Studies by California's Air Resources Board confirm that generating the electricity to power cars in pure-electric mode produces only about half of the greenhouse gases of typical petrol vehicles.
Pasted from <http://www.economist.com/printedition/displaystory.cfm?story_id=7001862>