A transplanted pig kidney offers a grandmother hope for life without dialysis The patient was in kidney failure and her immune system would reject a human organ. Scientists hope genetically modified pig organs prove safe and will alleviate the organ shortage and save lives. Rob Stein
A new program will look for bird flu in the milk supply The U.S. Department of Agriculture kicks off a new program looking for highly pathogenic bird flu in the milk supply. Starting this week, they're testing samples of milk intended for pasteurization. Pien Huang
As a kid, I hated playing sports. As an adult, I fell in love with them Want to start a new fitness activity? These older athletes have ideas. Juana Summers
An FDA decision could come soon on whether to ban Red No. 3 The Food and Drug Administration is considering banning the food dye known as Red No. 3. It's used in candy, snacks and soda. An FDA spokesman says a decision could come "soon". Allison Aubrey
The dangers and health risks associated with black plastic New research suggests that black plastic is associated with health risks. Researchers found toxic flame retardants in many black plastic household goods. Steve Inskeep
More evidence that exercise can have beneficial effects on cognitive performance A new study suggests moderate to vigorous physical activity can boost scores on memory tests. Adding to the evidence that daily exercise is good for the brain. Allison Aubrey
Will the FDA finally ban Red No. 3? A decision could come soon The food colorant has been linked to behavioral problems in children, including inattention and hyperactivity. California passed a law to ban it last year. Allison Aubrey
How to prevent drowning: a ground-breaking report that's startling yet hopeful The World Health Organization gathered data from 139 countries for its first-ever report on how to prevent drowning. Melody Schreiber
People in colder countries understand the magic of winter. What's their secret? Researcher Kari Leibowitz traveled to places with some of the harshest winters on Earth to understand how people thrive in the cold and dark. Her findings may inspire you to find comfort and joy in the season. Marielle Segarra
For kids with rare genetic disorders, customized CRISPR treatments offer hope The gene-editing technique is effective for treating some illnesses but it's been too expensive to consider it for rare conditions. A new approach in the works could make it more widely available. Rob Stein