Christopher Kahler, director of Brown's Center for Alcohol and Addiction Studies, is co-author a major new study on the health risks of drinking alcohol. He explains what the findings mean for anyone wondering how much is too much.

Professor Brendan Saloner’s analysis of 25 years of polling data reveals cognitive bias in how Americans view the war on illicit drugs.

Researchers find that weather and climate patterns can help predict the timing and severity of flu outbreaks across diverse regions, and that flu spreads more easily in very dry and very humid air.