How accurate are dog-activity trackers?

There are countless gadgets available these days for people to track everything from our heart rate to our stress levels. So perhaps it's no surprise that there also are quite a few products that now claim to similarly monitor ...

How COVID-19 affects farmers and the food supply chain

Empty shelves lining supermarkets, farmers dumping milk and abandoning fields of crops, restaurants laying off staff—the American food landscape has changed dramatically in just a month, thanks to stay-at-home advisories ...

How viruses mutate and create new variants

As the COVID-19 pandemic continues, new variants of the SARS-CoV-2 virus pop up, and some lead to increasing infections. The main new variants—named Alpha, Beta, and Gamma and first identified in Britain, South Africa, ...

Just like us: Immigrants embrace 'distinctly American' values

Much of the fervor fueling the anti-immigration debate is shaped by the belief that immigrants—legal and otherwise—are somehow a threat to our national identity. Americans, some critics believe, venerate a set of ...

Better diagnostic imaging for pet rabbits

Gastrointestinal issues are the most common emergency that brings pet rabbits—the third most popular companion small mammal in the U.S.—to the Foster Hospital for Small Animals.

How seasonal allergies affect your pet

With an uptick in pollen comes the torturous sneezing and watery eyes. Pets get seasonal allergies, too, but they exhibit discomfort in different ways.

How serial killers captured popular culture

Serial murderers aren't all the same. The FBI distinguishes between "disorganized" serial killers, who strike without planning or logic and often don't cover their tracks, and "organized" killers, who do plan and cover their ...

The DNA thief

Evolutionarily speaking, we humans are doing pretty well. Over the last few million years, we've developed big brains, social structures and more recently, culture, cities, philosophy, airplanes and the Internet. So far, ...

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