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These sugary spuds are cheap and easy to grow, but the rise of postwar industrialization and processed foods made them less popular. Now, fad diets and trendy restaurants have sparked a renaissance.

A cluster of neurons connects breathing and emotion centers in mouse brains, researchers say. If this turns out to be true in humans, it could explain how controlled breathing calms the mind.

Airs Tuesday, June 21, 2016 at 8 p.m. on KPBS TV

Cutting by half the time that children are given antibiotics for ear infections didn't do as good a job, a study finds. And it didn't reduce antibiotic resistance, which was a key goal.

Most states require insurers to pay for autism treatments. But that hasn't done much to get therapy to children who need it, a study finds. It's important to get treatment as early as possible.

The National Institutes of Health has given San Diego State University a $10 million grant to bolster its public health research.

San Diego researchers put the world's largest outdoor shake table through its paces, with a six-story steel structure on top.

For the first time in 15 years, science gets a makeover in the classroom.

Speaking at an assembly of the Pontifical Academy of Sciences, Francis also affirmed that evolution and the Big Bang are consistent with a creator.

Doug Williams, one of the country's most vocal critics of the polygraph test, will go on trial in January. For decades, he has helped people "beat" the test by exploiting its shaky science.