Yellowstone national park

Analysis suggests Steamboat has a "more complex and deeper" plumbing system than Old Faithful.

"They develop this lifelong outlook that people just aren't a big deal," said senior Yellowstone wolf biologist Doug Smith.

Impact of bison grazing on the national park is so extensive it can be seen from space.

"I saw that alpha females are the true leaders of the pack, not the big alpha males. Wolves have a matriarchal society and males seem to totally accept that, " expert Rick McIntyre said.

Joshua Mjoness of North Dakota was arrested after sending messages to his wife threatening a shooting at a Boise, Idaho office.

"We often hear about the potential for large volcanic eruptions of the Yellowstone volcano. However, we rarely focus on the threat of large earthquakes in the region," researcher Jamie Farrell said.

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.