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New ‘exercise coach’ will help physical therapy patients

Using a program with a personalized user interface that tracks movement wirelessly and gives a score with feedback may soon become a reality for physical therapy patients.

Improving animation: Details of facial expressions are key

Computer animation has become more realistic in the past decade, and some of the work contributing to those advances has been done here at Carnegie Mellon.

How Things Work: Hangovers

What is it about alcohol that leads to the much-dreaded hangover? It turns out that alcohol acts in several ways to create discomfort in the human body.

SciTech Briefs

NASA was the victim of 47 sophisticated cyber-attacks in 2011, according to a report the agency released last week.

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