Rising temperatures and humidity could make summers unbearable in the southeastern U.S. and beyond, according to a study published in December.

A new smartphone app offers hope of stemming the spread of diseases like Lyme, and providing some peace of mind in the process.

“It’s a code red day for ozone.” If you hear this on your local news, what does it mean? Are you at risk? Do you know what to do?

The persistence of toxic chemicals and substances like plastics throughout the biosphere has impacts that are not yet well understood and may be very difficult to predict.

A forthcoming study of northern India suggests that people living in rural areas are as likely to die prematurely from the effects of poor air quality as those living in cities.

At meeting in mid-March, doctors, climate scientists, and global health specialists discussed how to tackle the health threats that climate change carries with it.

High school students teamed up with Columbia University researchers to learn about local exposure to this toxic element. Along the way, they learned about history, field work, and the scientific process.

From 2030 to 2050, climate change impacts may cause 250,000 more deaths globally each year. Here’s why.

There’s a lot we don’t know about respiratory viruses and how they spread. A study currently underway seeks to unravel these mysteries, in part by studying people who are healthy enough to be walking around in Manhattan.

In a new study, researchers have mapped out a large variety of discarded pharmaceuticals dissolved throughout the Hudson River. They say that in some places, levels may be high enough to potentially affect aquatic life.