Although there were no documented eruptions of Old Faithful in Yellowstone for a full day last week, scientists are not concerned. Turns out the ...

Memorial Day weekend marks the unofficial start of the high season in Wyoming’s Grand Teton and Yellowstone national parks.

Get the Popular Science daily newsletter💡 Breakthroughs, discoveries, and DIY tips sent six days a week. Terms of Service ...

If you’ve ever wondered how many bathtubs’ worth of water Old Faithful spews upwards on any given eruption, then you’re not alone. A team of researchers in Yellowstone National Park asked that very ...

Yellowstone's dynamic underground hydrothermal system remains a scientific enigma. Recent studies reveal a complex network of ...

The incident, the first time this year people have been harmed in a confrontation with a bear at the park, is under investigation.

Two hikers were attacked by one or more bears, officials said, marking the first time in 2026 that a bear has injured people at Yellowstone.

The National Park Service said one or more bears were involved in the attack ...

Two hikers injured in bear attack at Yellowstone National Park - The incident, described as a single event, occurred on Monday afternoon along the Mystic Falls Trail ...

Two hikers were injured in a bear attack on a popular hiking trail near Yellowstone National Park's Old Faithful geyser, park officials said Tuesday.The attack was described by officials as a single ...

Scientists found the "brain-eating amoeba" in four locations in Yellowstone, prompting new safety concerns for visitors.