Readers ask about AI ethics, monkey tool use and more
Scientists used light to raise a mouse’s heart rate, increasing anxiety-like behaviors in the animal. The study offers a new angle for studying anxiety
Source: sciencenews.org
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Readers ask about AI ethics, monkey tool use and more - Sciencenews.org
The head and the heart Scientists used light to raise a mouse’sheart rate, increasing anxiety-like behaviors in the animal. Thestudy offers a new angle for studying anxiety disorders, BethanyBrookshire reported in “In mice, anxiety isn’t all in the head”(SN: 4/8/23, p. 9). Reader Barry Maletzky asked why strenuousexercise, which elevates heart rate, doesn’t typically induceanxiety. Heart rate isn’t everything, says neuroscientist KarlDeisseroth of Stanford University. The heart may race, but thebrain provides important context, which is key to the body’sresponse. In the study, el...
Source: esciencenews.com