National Park Service blames bag of Cheetos for disrupting entire Carlsbad Caverns ecosystem
The Cheetos' processed corn was softened by the humidity of the cave and "formed the perfect environment" to welcome and host fungi and microbial life, the park said.
What is fracking? Harris addresses stance in CNN interview
The vice president explained where she stands on fracking during her interview Thursday night, which differs from what she once said in 2019.
Chemical found in rocket fuel found in drinking water, food: Consumer Report
Consumer Reports found perchlorate, a rocket fuel chemical, in food and water. Learn about the health risks and how to protect your family.
Collapse of iconic 'Double Arch' has some wondering if other rock formations are also at risk
When the geological formation formally named "Double Arch" crumbled at Glen Canyon National Recreation Area, it served as a sad reminder to many that arches are not guaranteed to stand forever.
US Interior Department cuts Arizona's Colorado River water intake by 18%, Nevada and Mexico also receive cuts
The federal government announced water cuts to Arizona, Nevada and Mexico. Arizona's 18% cut is by far the highest percentage of the three.
As Arizona, other Colorado River states await water cuts, they struggle to find agreement on longer-term plans
The federal government is expected to announce water cuts soon that would affect some of the 40 million people reliant on the Colorado River, the powerhouse of the U.S. West.
EPA halts sale of pesticide DCPA due to risks to unborn babies
The EPA has halted the sale of the pesticide DCPA, citing significant risks to fetal development, including impaired brain development and low birthweight. This marks the first time in 40 years the agency has used its emergency authority to ban a pesticide.
Here's how extreme heat is impacting electric bills
Last year Earth was 2.66 degrees warmer than it was before pre-industrial times. It may sound insignificant, but it can be harmful to human health.
Navajo Nation uranium transport dispute: What you need to know
The Navajo Nation's uranium transport controversy involves recent efforts by the tribe to block uranium ore shipments from a mine in northern Arizona to a processing site in Utah.
Explosion at Yellowstone may have formed new geyser: here's how
The explosion at Yellowstone National Park’s Biscuit Basin area in July is not as uncommon as you may think as one expert weighs in on if the incident possibly formed a geyser.
Earth's days are getting longer, science explains why
New research reveals that Earth's days are gradually getting longer, and scientists explain the various factors behind this change. Discover how tectonic shifts, inner core dynamics, and climate change contribute to the lengthening of our days and what this means for our future.
Salty Scuba Squad: Group cleans up Arizona's lakes, rivers while finding lost items
While the Salty Scuba Squad works to clean Arizona's rivers and lakes, it also works to find lost items like phones. We have photos of the unclaimed phones the group hopes to give back to rightful owners.
Study: Wildfire smoke may be worse for your brain than other air pollution
Research shows wildfire smoke significantly raises dementia risk, with a 21% increase per 1 microgram of PM2.5, compared to other air pollution.