Dogs Are Surprisingly Stressed and Anxious, Study Finds

Nearly three out of four dogs exhibit some kind of serious behavioral problem related to anxiety, according to a survey involving nearly 14,000 pet dogs. Many of these problems varied according to breed, pointing to the need for improved owner awareness and better breeding practices. Research published today in Scientific Reports shows that 72.5 percent [...]

Why Is Washing Your Hands So Important, Anyway? | Science | Smithsonian Magazine

Done properly, this process accomplishes several virus-taming tasks. First, the potent trifecta of lathering, scrubbing and rinsing “physically removes pathogens from your skin,” says Shirlee Wohl, a virologist and epidemiologist at Johns Hopkins University. In many ways, soap molecules are ideal for the task at hand. Soap can incapacitate SARS-CoV-2 and other viruses that have [...]

How I Broke the Cycle of Stress – Scientific American Blog Network

Hope theory describes how thinking about one’s motivation and perceived capability of attaining a goal and about the pathways leading to that goal influence how we set and go after what is important to us. It also suggests that goals, especially smaller ones, can serve as pathways to other larger goals. This theoretical framework is [...]

Early Life Experience: It’s in Your DNA – Scientific American

In this study researchers identified natural differences in the quality and abundance of maternal care provided by mice based upon measures of time they spent grooming and nursing their pups. They identified groups of animals that provided either high or low maternal care. They then examined brains of their pups for differences in markers of genomic change. [...]

How Deadly Is COVID-19?

“If one assumes that the number of asymptomatic or minimally symptomatic cases is several times as high as the number of reported cases, the case fatality rate may be considerably less than 1%,” wrote Fauci and his colleagues in the letter. Assuming this is correct, that means the health consequences of COVID-19 are more akin [...]

Dogs’ Cool, Wet Noses May Be Able to Detect Heat | Smart News | Smithsonian Magazine

If you’ve ever given a dog a boop on the snout, you may have noticed that its rhinarium—the furless patch of skin that surrounds the nostrils—is wet and cool. A new study published in Scientific Reports has found that these chilly rhinaria make dogs sensitive to radiating heat, which in turn might help them track [...]