Communications of the ACM

The Communications Web site, http://cacm.acm.org, features more than a dozen bloggers in the BLOG@CACM community. In each issue of Communications, we'll publish selected posts or excerpts.

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The energy-accuracy trade-off in approximate computing.

News organizations increasingly use techniques like data mining, Web scraping, and data visualization to uncover information that would be impossible to identify and present manually.

Empowering smart machines with tactile feedback could lead to tremendous new applications.

Seeking to balance intellectual property protection with incentives for investment in innovation.

Research on the cognitive, educational, and policy dimensions of teaching computing is critical to achieving "computer literacy."

Copyrighting APIs threatens significant harm to both consumers and the software industry.

Industry is ready and waiting for more graduates educated in the principles of programming languages.

Everyone should be able to manage their personal data with a personal information management system.

Problems with simultaneity in distributed systems.

A simple method of writing a collaborative system.

Despite continuing media coverage, the public's privacy behaviors have hardly changed.

The benefits in school and the job market so far outweigh any potential gender bias that few women are deterred.

Robots move to act. While actions operate in a physical space, motions begin in a motor control space. So how do robots express actions in terms of motions?