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A distant planet has rings so large it makes Saturn look like a child's toy. But, until now, scientists have been baffled about how the enormous rings keep from self-destructing. The answer: spin.

"A Cascadic Multigrid Algorithm for Computing the Fiedler Vector of Graph Laplacians" was published in the Journal of Computational Mathematics. It's not Urschel's first paper.

An analysis of insurance company payments finds that emergency room visits and lab tests were responsible for much of the overall spending related to treatment and testing for opioid use.

Airs Wednesday, March 28, 2018 at 9 p.m. on KPBS TV + Sunday, April 1 at 9 p.m. on KPBS 2

In what's being hailed as a "miracle," Leicester City, a small club from central England that started the season at 5,000-1 odds of winning the prestigious title, has clinched the trophy.

Everyone knows about postpartum depression, but depression is actually most common among moms of middle schoolers, a study finds. Think surly kids, hormonal changes and skimpy support networks.

UC San Diego's Arthur C. Clarke Center for Human Imagination will explore what a megamall from 2080 could look like, with experts in cognitive science, architecture and even science fiction weighing in.

Illustrator Shaun Tan puts his skills to a new test in The Singing Bones. He's taking the familiar Grimm fairy tales and condensing each one down to a single, wordless photo of one of his sculptures.

Only about half of geriatric fellowships for medical residents in the U.S. are filled each year. Some students blame overwhelming medical school debt, which grows with every extra year of training.

As the Olympic trials loom in women's gymnastics, an informal group of blogs and podcasts called the "gymternet" has been shaking up how the sport is covered — focusing on athleticism, not sparkles.