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Exposure to low-frequency ship noise may be associated with chronic stress in whales, according to a new study. The study, conducted in Canada's Bay of Fundy, has implications for all baleen whales in areas with heavy ship traffic, and for the recovery of the endangered North Atlantic right whale population.

Researchers have learned how to improve the performance of sensors that use tiny vibrating microcantilevers to detect chemical and biological agents for applications from national security to food processing.

(Northwestern University) A new smartphone intuits when you're depressed and will nudge you to go out with friends. It's the future of therapy at Northwestern's new NIH-funded technology center where scientists are inventing web-based, mobile and virtual technologies to treat depression. The projects bypass traditional weekly therapy sessions for novel approaches that provide immediate support and access to a much larger population.

Americans’ knowledge of facts about the polar regions of the globe has increased since 2006, but this increase in knowledge has not translated into more concern about changing polar environments, according to new research.