Study Ranks Food Pathogens by Cost to Society

"Of the food pathogens that cost society the most money — in terms of medical care, lost days of work, long-term chronic health problems or deaths — half are found in poultry, pork, beef and other meat products, according to a study due for release Thursday."

U.S. Report Puts Egypt With Worst Religion Violators

"A government agency's annual report on violations of religious rights added Egypt on Thursday to the list of the world's 14 worst violators."

Plagiarism Goes Social

"Social and user-generated Web sites are the most popular sources for student copying, says a report by the creator of a plagiarism-detection service."

Study: First Stars Were Massive, Fast-Spinning

"The first stars that dotted the universe were not only immense, but probably also fast-spinning, according to a new study that sheds light on the nature of stellar evolution."

High-Schoolers Who Work Less Likely to Finish College

"Students who work more than 15 hours a week in high school show lower rates of college completion, suggests a new study assessing the harm of high school work intensity."

Study: Social Media Has Little Impact on Online Retail Purchases

"All those marketers who are rushing to increase their social media spend take note: A new study says social media has almost no influence on online purchasing behavior."

Unemployment Rates Down in 317 Cities, Most Since '09

"Unemployment rates fell in 317 of 372 metro areas last month compared to March 2010, the Labor Department said Wednesday."