Two years after a dramatic explosion in Yellowstone's Biscuit Basin, a new geyser shot up near Black Diamond Pool.

Just after 5:09 a.m., on Saturday, June 13, monitoring equipment in Biscuit Basin registered anomalous activity, including seismic energy and a low-frequency acoustic signal, called “infrasound,” that ...

Around 465 active geysers are roiling across Yellowstone National Park at any given time, with new ones regularly bubbling to ...

In the early hours of June 13, a hydrothermal explosion in Yellowstone National Park’s Biscuit Basin sent several rocks ...

In the early hours of June 13, a hydrothermal explosion in Yellowstone National Park’s Biscuit Basin sent several rocks flying into the air and formed cracks in the ...

When Yellowstone National Park staff arrived to work on Saturday, June 13, they noticed something odd: the Firehole River flowing from Biscuit Basin was filled with “a light‑grey, milky plume.” Upon ...

Early on the morning of Saturday, June 13, 2026, a small hydrothermal explosion occurred at Biscuit Basin in Yellowstone ...

According to the Yellowstone Volcano Observatory, hydrothermal explosions are “violent and dramatic events resulting in the rapid ejection of boiling water, steam, mud, and rock fragments.” These ...

Officials reported a hydrothermal explosion at Yellowstone’s Biscuit Basin, forming new vents and a boiling pool with no ...

Few natural phenomena inspire as much fascination and concern as the Yellowstone supervolcano. Beneath the park’s famous ...

From Yellowstone's geysers to Acadia's rocky coastline, discover what makes each of America's 63 national parks worth ...