Stories by Carrie Arnold

How a father’s love, entrepreneurship and tech advances could lead to a working artificial pancreas

As cases of chronic kidney disease emerge in outdoor laborers around the world, scientists are finding that repeated damage from prolonged extreme heat seems to be a leading factor to kidney failure

Some of the most inventive changes to health care have started in rural communities around the world

Here’s how newfound “spicy” birds resist their potent neurotoxin

The placenta’s invasion of the uterus holds clues to cancer resistance

New studies reveal the complex world of bacterial epigenetics

Scientists found health effects in grandchildren of women exposed to the pesticide

Delirium is very common on COVID wards. Researchers are testing whether these temporary bouts of confusion could bring on permanent cognitive decline

Treatments that reduce suffering and incorporate patient values aren’t common in kidney disease care. That’s changing

Demand for healthy kidneys has long outstripped supply. But better testing and treatment are expanding the donor pool

Minority patients are diagnosed later, stay on dialysis longer and are added to transplant lists less quickly. Why?

Joint ventures between nephrologists and dialysis centers have expanded treatment. Critics ask: At what cost?

Kidney disease affects millions of Americans, but corporate capture of dialysis, along with disparities in treatment and transplant access, mean that not everyone's journey is the same

A new California law aims to curb what sponsors say is profiteering by dialysis centers. But are there any easy answers?

In Key Largo, Fla., conservationists and feline lovers figure out how to get along 

The brainless marine creatures are the simplest organisms known to seek slumber

With algorithms in hand, scientists try to make U.S. elections more representative

New dates push the age back millions of years, creating a mystery about ice ages and animal migrations—if scientists are right

This viral group appeared hundreds of millions of years earlier than previously thought

From the Chickasaw Nation to Congo, tribes try new tech to keep their ancient tongues alive 

A virus that influences the development of the placenta in mammals could also help to explain male animals’ physique

Snakes kill tens of thousands of people each year, but experts can’t agree on dealing with an antivenom shortage

Lab-made antibodies could produce high-volume, high-quality snakebite treatments 

Only a few genetic changes were enough to turn an ordinary stomach bug into the bacteria responsible for the plague