Archive: 04/16/2010

The deep roots of inequality

To an economist, a map of southern Peru has a peculiar appearance. If you draw a line forming a kind of jagged oval, outlining a chunk of the Andes running from northwest to southeast, you have enclosed a ...

Apr 16, 2010 5 / 5 (4) 3

Microsensors without microfabrication

(PhysOrg.com) -- Miniature motion sensors are everywhere these days, detecting the orientation of cell phones, deploying air bags in cars and measuring stresses in buildings and mechanical systems. But manufacturing ...

Apr 16, 2010 5 / 5 (9) 0 | with audio podcast