Archive: 07/01/2009

China Web controversy highlights public role

(AP) -- Beijing's retreat on its latest Internet-censorship effort highlights the rise of China's increasingly tech-savvy, vocal public as a factor in the authoritarian government's decisions.

Jul 01, 2009
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'Holey' Nanosheets for Wastewater Dye Removal

(PhysOrg.com) -- Researchers have discovered that extremely thin sheets of nickel oxide with hexagonally shaped holes can absorb hazardous dyes from wastewater nearly as well as the best traditional methods, but are recyclable. ...

Jul 01, 2009 feature
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Joint replacement treatment: Using clinical pathways works

Clinical pathways have been used in surgeries since the 1980s, but their nature and usefulness are still subjects of much debate, especially as procedures such as hip and knee joint replacement represent a significant cost ...

Jul 01, 2009
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Happy 30th birthday, Walkman

Thirty years ago Sony launched the Walkman, a gadget which revolutionised the way people around the world listened to music but has since been overtaken by an icon of the digital age -- the iPod.

Jul 01, 2009
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