State health officials appear to have deviated from the usual response during an outbreak after it killed two infants.

Regulations make it hard to introduce organisms that quash invasive species. Some experts see missed opportunities.

A longstanding push for urgent action on environmental toxins is landing in an unprecedented time in American politics.

Some experts believe CKD is the first chronic illness directly linked to climate change. Prevention may be possible.

The organization Frontline Health Advocates provides medical exemption notes — for a fee. What exactly are they selling?

The explosion of populations east of the Mississippi was made possible by logging and the slaughter of wolves.

Chatbots weren't designed for mental health, but they are increasingly used for therapy. What are the risks an benefits?

In a new book, Steve Ramirez explores the potential of memory manipulation to ease depression and other afflictions.

Progress has been made in identifying and treating the disease, but the impact of federal cuts is yet to be borne out.

Carbon dioxide has a terrible reputation. It’s much maligned because of its role as a biosphere-threatening pollutant, but in fact the atmospheric compound has been a critical driving force behind the ...