Scientists around the world are working to correct a problem with genetic health information — too much of it is currently based on samples of Europeans.
The Trump administration's regulation allows the longterm detention of migrant children. But immigration and health experts warn this could have devastating impacts on the children's mental health.
A detailed comparison of mouse and human brain tissue found differences that could help explain why mice aren't always a good model for human diseases.
Washington Post journalist Scott Higham says recently released evidence shows the drug industry purposely shipped big quantities of opioids to communities without regard for how they were being used.
Mayors from 70 American cities send a letter to the Trump administration, saying a plan to push millions of people out of the federal food stamp program would punish some of the country's neediest.
Some addiction treatment clinics offer IV infusions of a mix of supplements — including something known as NAD. The treatment isn't proven to work and is not FDA-approved for addiction.
The World Health Organization says that the tiny particles of plastic found everywhere in the environment do not appear to pose any significant risk to human health.
NPR visited the only lab in the world known to be trying to use the powerful gene-editing tool CRISPR to modify the DNA in human sperm. If successful, it could be used to prevent genetic disorders.