The illness often begins with flu-like symptoms like fever, fatigue and muscle aches and can rapidly progress to severe ...

A Coconino County, Arizona health official confirmed a case of Hantavirus at Grand Canyon National Park. Hantavirus is rare, ...

Experts are sounding the alarm over the spread of a rare, deadly rodent virus that killed Gene Hackman's wife Betsy Arakawa.

Hantavirus is primarily spread by deer mice, which are prevalent in the Grand Canyon area. The virus can cause a host of ...

At the top of Yosemite National Park’ s Vernal Fall on a recent holiday weekend, amid the throngs of tourists snapping photos ...

A park employee at the Grand Canyon was exposed to hantavirus, and a separate case of exposure to rabies in the park has also ...

A park employee at the Grand Canyon was exposed to hantavirus, and a separate case of exposure to rabies in the park has also ...

Two separate cases of zoonotic diseases, hantavirus and rabies, were confirmed at Grand Canyon National Park. A park employee ...

Carved by the Snake River, the canyon is nearly 8,000 feet deep (or roughly 2,000 feet deeper than the Grand Canyon) and straddles the border between Oregon and Idaho. However, unlike its national ...

Thousands of hikers take on the Grand Canyon’s Rim-to-Rim trek every summer. This year, however, a major trail closure has some experts raising serious safety concerns.

Environmental campaigners had been pushing for a spring flood to mimic the natural movement of the river and to restore the Grand Canyon's beaches. Groups representing anglers were also in favor ...