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Podcasts and Downloads - Global News Halal Holiday Packages About CIAO Columbia International Affairs Online (CIAO) is the most comprehensive source for theory and research in international affairs. It publishes a wide range of scholarship from 1991 onward that includes working papers from university research institutes, occasional papers series from NGOs, foundation-funded research projects, proceedings from conferences, books, journals and policy briefs. CIAO is also widely-recognized source for teaching materials including original case studies written by leading international affairs experts, course packs of background readings for history and political science classes, and special features like the analysis of a bin Laden recruitment tape with video. All sections of CIAO are updated monthly. The Columbia International Affairs Online Guided Tour introduces users to the contents and features of the site. CIAO Editorial Staff CIAO Editorial Advisory Board CIAO's editorial advisors are a part of the general CIAO advisory board which also includes:

Why Six Hours Of Sleep Is As Bad As None At All Not getting enough sleep is detrimental to both your health and productivity. Yawn. We've heard it all before. This sleep deprivation study, published in the journal Sleep, took 48 adults and restricted their sleep to a maximum of four, six, or eight hours a night for two weeks; one unlucky subset was deprived of sleep for three days straight. During their time in the lab, the participants were tested every two hours (unless they were asleep, of course) on their cognitive performance as well as their reaction time. Why Six Hours of Sleep Isn't Enough As you can imagine, the subjects who were allowed to sleep eight hours per night had the highest performance on average. In the last few days of the experiment, the subjects who were restricted to a maximum of six hours of sleep per night showed cognitive performance that was as bad as the people who weren't allowed to sleep at all. We Have No Idea How Much We Sleep Fixing Sleep: Easier Said Than Done

The Machine That Tried To Scan The Brain — In 1882 Angelo Mosso's "human circulation balance" machine worked like a seesaw to measure blood flow changes to the brain. Stefano Sandrone et al., Brain hide caption itoggle caption Stefano Sandrone et al., Brain Angelo Mosso's "human circulation balance" machine worked like a seesaw to measure blood flow changes to the brain. Stefano Sandrone et al., Brain Everyone points to the Wright Brothers as the inventors of human flight. Now scientists have uncovered new details about the man you might call "the da Vinci" of modern brain science. Inside the manuscripts, researchers found sketches of a contraption built in 1882: the first machine designed to watch the brain at work. "It looks like some kind of medieval torture device. Mosso's human circulation balance operated on a simple idea, relatively untested at the time: The brain needs more blood when it works harder. The Italian physiologist Angelo Mosso. itoggle caption Public Domain The brain is not that simple.