Teen Recalls Crash That Took Twin Brother's LifeFrom a hospital bed in Idaho Falls, Idaho, 13-year-old Phillip Ullom described what happened right before the crash that took his twin brother’s life.
Tall Yellowstone Geyser Sets Record With Recent ActivityLast weekend, Steamboat Geyser in Yellowstone National Park erupted for the 30th time this year.
Greeley Man Pleads Guilty To Trespassing At Old FaithfulA 27-year-old Greeley man who walked dangerously close to Old Faithful geyser in September is banned from Yellowstone and Grand Teton national parks for five years.
Protections For Grizzly Bears Restored; Scheduled Hunt BlockedOn Monday, A U.S. District Court judge reversed a 2017 U.S. Fish & Wildlife decision to take grizzly bears in the Greater Yellowstone Ecosystem off of the Endangered Species Act.
Greeley Man Accused Of Getting Near Old Faithful Arrested In ChaseA man accused of walking dangerously close to Old Faithful geyser in Yellowstone National Park faces additional charges after a police chase in Wyoming's capital city.
Video: Colorado Man Comes Dangerously Close To Yellowstone's Old FaithfulA Colorado man accused of walking dangerously close to Old Faithful Geyser may also have broken the rules by sitting next to a different thermal feature in Yellowstone National Park.
Man Suspected Of Taunting Yellowstone Bison Arrested At Glacier National ParkGlacier National Park rangers apprehended Raymond Reinke, 55, from Pendleton, Oregon at about 10:45 p.m. Thursday.
Bison Nearly Gores Man Who Taunted Him At Yellowstone National ParkA man was nearly gored after being caught on video taunting a bison in Yellowstone National Park.
Man Taunts Bison In Yellowstone National ParkA man was captured on video taunting a bison in Yellowstone National Park.
Increased Yellowstone Geyser Activity Not Cause For ConcernA historically dormant geyser in Yellowstone National Park has been anything but dormant recently -- and visitors can't get enough of the water show. It has also sparked conversation about whether a super-eruption could soon be expected in the region.
Second Woman Attacked By Elk In Yellowstone National ParkOfficials say the victim attempted to back away but the elk followed and struck her in the head and torso with its legs.
USGS: Increased Yellowstone Geyser Eruptions Do Not Suggest Imminent Volcanic ActivityDespite the increased frequency of steam eruptions at the famous Steamboat Geyser in Yellowstone National Park, and a 'swarm' of small earthquakes in the region this year, researchers are downplaying the likelihood Yellowstone's supervolcano will explode.
CSU Celebrates First Bison Calf Conceived Using In Vitro FertilizationScientists are working to grow the herd of bison on public lands in Northern Colorado and a group from Colorado State University is studying the most effective way to do that.
Wolf Reintroduction Debate Heats Up In ColoradoActivists are working at the grass-roots level to change public opinion as they hope to eventually reintroduce packs of wolves into the Colorado wilderness.
42 People From 19 Countries Become U.S. Citizens In YellowstoneDozens of people are United States citizens after taking the Oath of Allegiance at a very special place.