Yellowstone national park

The encounter is just the latest example of Yellowstone visitors placing themselves and others in danger by getting too close to bison in the park.

Bison have injured more people in Yellowstone than any other animal, according to the National Park Service.

Steamboat is the world's tallest currently active geyser, capable of shooting jets of boiling hot water more than 300 feet into the air.

Wyoming Board of Geographic Names voted to change name of Mount Doane to the First Peoples Mountain.

Aquatic invasive species pose a grave and growing threat to the Yellowstone ecosystem.

Study of how elk responded to wolves shows there was little change to their movements around National Park.

Presence of lake trout has impacted bald eagles, ospreys and bears, study shows.

The activity does not mean a volcanic eruption is imminent.

Oregon man committed a string of crimes while going on drunken bender through national parks.

Raymond Reinke is accused of going on a crime spree while travelling to multiple national parks.

Learning to interact with wildlife is not a part of the standard curriculum at most schools.

"The first thing that comes to my mind when I think back on it was just how loud it was, the roar of the eruption."

The woman sustained serious injuries after the elk appeared to try to protect its calf.

Steamboat Geyser is capable of shooting jets of water up to 300 feet into the air.

Scientists think they've found the magma behind the volcano's incredible eruptions.

"We have zero concerns that anything is happening volcanically."

The researchers found the virus lurking in a bucket of water.

"Yellowstone is just a very swarmy place."

"Man, the changes would be so much bigger than anything we've ever seen."

Despite losing a portion of his face, the Colorado man said he still loves hunting.

Ocean temperatures dropped five degrees Fahrenheit with each eruption.

The earthquake swarm began six weeks ago and is ongoing.

A swarm of close to 900 earthquakes hit Yellowstone National Park in June.

$5,000 reward offered for info leading to an arrest in the shooting of the well-known and much-loved white wolf.

The most valuable resource on the plains was not the bison, but the grass beneath their hooves.

Because there's every reason to watch otters sledding down hills.

There are about 4,900 bison roaming the park.