There’s a new study out in tomorrow’s Science magazine that’s generating lots of buzz — trending, if you will — this afternoon: researchers have mined two years’ worth of Twitter data, from over 2.4 million users, to study the daily, weekly, and seasonal variations in the mood of people from 84 countries around the world. As one journalist put it: But while the findings aren’t necessarily surprising — and this isn’t the first “Twitter study” either — the fact that the two social scientists mined such a large data set to solve a problem that’s usually reserved for surveys or individual diaries is noteworthy. As the news staff of Science magazine points out in […]

At an event in Washington, DC, on Tuesday, the U.S. Department of Energy (DoE) released results of its first Quadrennial Technology Review (QTR) — launched earlier this year at the recommendation of the President’s Council of Advisors on Science and Technology (PCAST) to help the Department identify a set of priorities for its energy technology R&D activities. As Energy Secretary Steven Chu noted: Traditionally, the Department’s energy strategy has been organized along individual program lines and based on annual budgets. With this QTR, we bind together multiple energy technologies, as well as multiple DoE energy technology programs, in the common purpose of solving our energy challenges. In addition, this QTR provides a multi-year framework […]