Researchers prove they can engineer proteins to find new targets with high selectivity, a critical advance toward potential new treatments to help neuroregeneration, cytokine storm.

"Install carbon monoxide detectors in your home," says Diane Calello. "They are the only way to detect this odorless, colorless, life-threatening gas."

A neurotoxin called domoic acid found in the crabs and clams raises the risk of fatal heart disease for southern sea otters, already a threatened species.

Chemicals banned in the US for almost 50 years still show up in bodies of migratory terns. "These chemicals are still there. They don't just go away."

The existence of antifungals and antibiotics in urban and rural Bangladesh's water raises concerns about antifungal and antimicrobial resistance.

In 2012, five women firefighters in San Francisco received a breast cancer diagnosis. That led many to question, "Is our job causing cancer?"

While using any type of drinking water filter is better than none, many don't completely remove toxic chemicals—and some may even make the situation worse.

Dopamine declines in roundworms exposed to PFOS and PFOA, "forever chemicals" that are believed to linger in the body and environment indefinitely.

Exposure to cadmium could speed up cognitive impairment, but it's even worse for people with a gene key to Alzheimer's disease.

Two species of poison frogs from distant parts of the world both feed their young unfertilized, toxin-laced eggs. New research uncovers why.