Ryan Heinsius

Man dies after slipping and falling in western Grand Canyon Officials in Mohave County say a 65-year-old man slipped and fell 130 feet to his death last week in the western portion of the Grand Canyon.

Officials in Mohave County say a 65-year-old man slipped and fell 130 feet to his death last week in the western portion of the Grand Canyon.

Photographer Dawn Kish rediscovers Glen Canyon in new exhibit Since 2021 Flagstaff photographer Dawn Kish has been documenting the reemerging Glen Canyon as the water levels at Lake Powell have dropped. She was inspired by Tad Nichols who photographed the canyon...

Since 2021 Flagstaff photographer Dawn Kish has been documenting the reemerging Glen Canyon as the water levels at Lake Powell have dropped. She was inspired by Tad Nichols who photographed the canyon in the 1950s before it was dammed.

Prescribed burns create thick smoke in Flagstaff area Fire managers throughout northern Arizona conducted numerous prescribed burns Tuesday, creating visible smoke that impacted Flagstaff and other local communities.

Fire managers throughout northern Arizona conducted numerous prescribed burns Tuesday, creating visible smoke that impacted Flagstaff and other local communities.

Trump administration considers revoking ban on oil and gas development near Chaco historical park The Trump administration is initiating formal meetings with tribes in the Southwest as it considers revoking a 20-year ban of oil and gas development across of hundreds of square miles of federal land...

The Trump administration is initiating formal meetings with tribes in the Southwest as it considers revoking a 20-year ban of oil and gas development across of hundreds of square miles of federal land surrounding Chaco Culture National Historical Park.

EPA begins uranium mine cleanup near Four Corners The Environmental Protection Agency has begun the cleanup of uranium mine waste in the Lukachukai Mountains near Four Corners on the Navajo Nation.

The Environmental Protection Agency has begun the cleanup of uranium mine waste in the Lukachukai Mountains near Four Corners on the Navajo Nation.

Scott Thybony's Canyon Commentary: The curious case of Wells Spicer Wells Spicer was a frontier lawyer who led a grueling expedition in the Grand Canyon and also happened to play pivotal roles in two most famous court cases in the American West. Scott Thybony tells hi...

Wells Spicer was a frontier lawyer who led a grueling expedition in the Grand Canyon and also happened to play pivotal roles in two most famous court cases in the American West. Scott Thybony tells his story in this month's Canyon Commentary.

Hobbs allocates federal COVID funds for coming SNAP lapse Gov. Katie Hobbs is allocating $1.8 million left over from federal COVID funds to provide at least some help to the nearly 900,000 Arizonans who won’t be getting food stamp benefits in November.

Gov. Katie Hobbs is allocating $1.8 million left over from federal COVID funds to provide at least some help to the nearly 900,000 Arizonans who won’t be getting food stamp benefits in November.

Two injured in lightning strike on Humphreys Peak A man from Flagstaff and another man from Canada were injured in a lightning strike Wednesday near the summit of Humphreys Peak near Flagstaff.

A man from Flagstaff and another man from Canada were injured in a lightning strike Wednesday near the summit of Humphreys Peak near Flagstaff.

Nygren delivers state of the nation speech in writing On Monday Navajo Nation President Buu Nygren submitted his state of the nation address in written form, marking the fifth time he did not deliver the speech in person to tribal lawmakers.

On Monday Navajo Nation President Buu Nygren submitted his state of the nation address in written form, marking the fifth time he did not deliver the speech in person to tribal lawmakers.

Major flooding washes out roads, strands residents on Navajo Nation Multiple chapters on the Navajo Nation were impacted by recent flooding from a tropical storm that caused dams to fail and cut off access to homes and farmlands for residents.

Multiple chapters on the Navajo Nation were impacted by recent flooding from a tropical storm that caused dams to fail and cut off access to homes and farmlands for residents.

Arizona now has AI-powered cameras for fire detection. Where does that leave human lookouts? AI-powered cameras are the newest thing in fire detection on Arizona’s Coconino National Forest. Some greet the technology with optimism. But others worry about the future of the HUMAN fire lookouts w...

AI-powered cameras are the newest thing in fire detection on Arizona’s Coconino National Forest. Some greet the technology with optimism. But others worry about the future of the human fire lookouts who have kept watch for decades.

4 dead after heavy rain triggers flooding in Globe Four people have died after heavy rain caused flooding in central Arizona including three in the rural 19th-century mining town of Globe where floodwaters forced people to seek safety on their rooftop...

Four people have died after heavy rain caused flooding in central Arizona including three in the rural 19th-century mining town of Globe where floodwaters forced people to seek safety on their rooftops.

Dragon Bravo Fire reaches 100% containment, some areas to reopen Crews have now fully contained the Dragon Bravo Fire nearly three months after it was ignited by lightning near the North Rim of the Grand Canyon.

Crews have now fully contained the Dragon Bravo Fire nearly three months after it was ignited by lightning near the North Rim of the Grand Canyon.

Scott Thybony's Canyon Commentary: Lost River The first white explorer to descend the Colorado River through Grand Canyon published an account of his journey 150 years ago. In this month’s Canyon Commentary Scott Thybony travels to the Vermillion...

The first white explorer to descend the Colorado River through Grand Canyon published an account of his journey 150 years ago. In this month’s Canyon Commentary Scott Thybony travels to the Vermillion Cliffs to see if he can match the view.

July 4 wildfire in Grand Canyon still burning, questions about response still unanswered The Dragon Bravo fire continues to burn in remote pockets of the park. Federal officials have not yet provided details on their response to lawmakers.

The Dragon Fire that started on July 4 is now all but extinguished. But the 145,000-acre blaze has had significant impacts on local economies and questions remain about its initial management.

Grand Canyon officials to reopen two popular North Rim viewpoints Officials at Grand Canyon National Park will reopen two popular North Rim viewpoints next week that were closed because of the Dragon Bravo Fire.

Officials at Grand Canyon National Park will reopen two popular North Rim viewpoints next week that were closed because of the Dragon Bravo Fire.

PRESCRIBED BURN: The Flagstaff Fire Department began a 15-acre prescribed burn Thursday morning on Observatory Mesa to reduce wildfire risk in the area. A smoke plume is visible from much of Flagstaff. (Image from the Mt. Elden Lookout camera, 10:30 a.m.)

Trump's call to end mail-in voting creates a dilemma for GOP candidates who benefit from it President Donald Trump has vowed to do away with voting by mail, but some of his Republican allies in battleground Arizona are taking a more cautious approach.

President Donald Trump has vowed to do away with voting by mail, but some of his Republican allies in battleground Arizona are taking a more cautious approach.

Gosar introduces legislation to nullify two Arizona national monuments Republican Rep. Paul Gosar has introduced bills in the U.S. House that would rescind the designations of two Arizona national monuments, including the Baaj Nwaavjo I’tah Kukveni–Ancestral Footprints o...

Republican Rep. Paul Gosar has introduced bills in the U.S. House that would rescind the designations of two Arizona national monuments, including the Baaj Nwaavjo I’tah Kukveni–Ancestral Footprints of the Grand Canyon National Monument.

Three killed including two firefighters in ambulance crash near Show Low Two firefighters and a third person were killed in a head-on crash on State Route 260 between Show Low and Heber-Overgaard Sunday night.

The Timber Mesa Fire and Medical District in Show Low has identified two firefighters killed Sunday in an ambulance crash as 31-year-old Brenna Kulikowski and 21-year-old Damon Thompson. Thompson was 15 days from finishing his first year with the district.

Promising Tucson cyclist Matthew Riccitello joins French team with Tour-winning ambitions Tucson cyclist Matthew Riccitello is joining the French Decathlon CMA CGM team with big ambitions in 2026.

Tucson cyclist Matthew Riccitello is joining the French Decathlon CMA CGM team with big ambitions in 2026.

Three killed including two firefighters in ambulance crash near Show Low Two firefighters and a third person were killed in a head-on crash on State Route 260 between Show Low and Heber-Overgaard Sunday night.

Two firefighters and a third person were killed in a head-on crash on State Route 260 between Show Low and Heber-Overgaard Sunday night.

Trump administration wants to cancel Biden-era rule that made conservation a 'use' of public land Interior Secretary Doug Burgum wants to cancel a public land management rule that sought to put conservation on equal footing with industry.

Interior Secretary Doug Burgum wants to cancel a public land management rule that sought to put conservation on equal footing with industry.

NPR’s Ailsa Chang is a true believer in public radio (and the power of 'earnest nerds') All Things Considered host Ailsa Chang is a true believer in public radio’s ability to create enlightening and passionately crafted stories and of its importance in American civic life. She recently spoke with KNAU’s Ryan Heinsius.

I recently had the pleasure of speaking with All Things Considered host Ailsa Chang. She's a true believer in public radio’s ability to create enlightening and passionately crafted stories and of its importance in American civic life.

Phoenix woman dies in fall from Cliff along Mogollon Rim A Valley woman died over the Labor Day Weekend after she fell off a 120-foot cliff along the Mogollon Rim near Forest Lakes at night.

A woman from the Valley died over the Labor Day Weekend after she fell off a 120-foot cliff along the Mogollon Rim near Forest Lakes at night.

BAER team details mostly 'mild' burn severity following North Rim fire Scientists finalized their reports on how the Grand Canyon National Park's Dragon Bravo Fire impacted the environment across its 145,000-acre burn area.

Scientists have finished assessing how the 145,000-acre Dragon Bravo Fire impacted the environment. Almost a third of the area suffered moderate and high burn severity. KNAU speaks with the leader of the Burned Area Emergency Response team.

Flagstaff man dies in ICE custody Flagstaff resident Lorenzo Antonio Batrez Vargas died while in the custody of U.S. Immigration and Customs Enforcement on Sunday.

A 32-year-old man who grew up in Flagstaff has died while in the custody of Immigration and Customs Enforcement. His family says he hadn’t received adequate medical care while in detention.

Forest officials reopen tens of thousands of acres near Dragon Bravo Fire Kaibab National Forest officials have reopened 77,000 acres north of the Grand Canyon that was closed last month because of the White Sage and Dragon Bravo fires.

Kaibab National Forest officials have reopened 77,000 acres north of the Grand Canyon that was closed last month because of the White Sage and Dragon Bravo fires.

David Baron’s ‘The Martians’ traces America’s alien obsession to Flagstaff American culture was obsessed with Martians in the early 1900s. In a new book, bestselling author David Baron explains how this “alien craze” started with one astronomer in Flagstaff.

American culture was obsessed with Martians in the early 1900s. In a new book, bestselling author David Baron explains how this “alien craze” started with one astronomer in Flagstaff.

Groups sound alarm on ‘impending crisis’ at Glen Canyon Dam as long-term drought intensifies Two environmental groups worry that as drought causes Lake Powell's levels to drop infrastructure at Glen Canyon Dam could threaten water deliveries downstream.

Two environmental groups worry that as drought causes Lake Powell's levels to drop infrastructure at Glen Canyon Dam could threaten water deliveries downstream.