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Science News for November 22, 2020


Adverse childhood experiences and at-risk drinking, cannabis, and illicit drug use

Women who experienced at least one adverse childhood experience, such as domestic violence or physical abuse, were more likely to engage in at-risk drinking and illicit drug use. The study highlights the importance of trauma-informed care for urban ER patients, particularly women from low-socioeconomic backgrounds.

SourcePacific Institute for Research and Evaluation·JournalThe American Journal of Drug and Alcohol Abuse·DateNov 22, 2020

Remote control of heat nanosources motion and thermal-induced fluid flows by using light forces

Scientists create technique to remotely manipulate heat sources and associated fluid flows using laser light. This enables new functionalities in optofluidics, such as selective delivery of nano-objects and analytes. The method also demonstrates programmable control over optical propulsion forces and fluid streams.