To find traces of an ancient sea, paleontologists and "rock hounds" head to the desert.

Last winter’s warmer temperatures allowed more ticks to survive into spring. In addition, an earlier spring is lengthening the tick season. Experts say this trend will continue as the climate warms.

For the first time, the United States Forest Service authorized the use of N95 respirators for federal wildland firefighters.

As local air quality readings remain in the unhealthy to hazardous range, what are the impacts of wildfire smoke on people's health?

Robeson County, N.C., where most of the Lumbee Tribe's citizens live, ranks as one of the worst counties in the U.S. for health. The tribe can access the Indian Health Service now, but it's not likely to be sufficient to improve the health of the community.

The region hasn’t experienced the virus with the same severity as the Midwest, but is beginning to see cyclosporiasis in communities.

Just over 1 million people in the U.S. are living with Parkinson's disease. There's no cure, but research shows that certain types of exercise, like boxing, can help manage symptoms, including problems with balance and coordination.

Wildfires burning in Utah and Colorado have sent smoke across the Western Slope, prompting air quality advisories. Public health officials say to treat smoky skies like bad weather.

Arizona, Colorado and Utah got C grades in a new maternal mental health report card. Idaho, New Mexico, Nevada and Wyoming got Ds.

Both in the United States and around the world, fire seasons in 2025 were relatively light. Yet the loss of lives and property hit historic highs, raising questions about whether acres burned is the best metric to assess devastation caused by wildfires, according to a recent analysis.