Yellowstone National Park has long captured the imagination of scientists and the public alike, particularly due to its supervolcano, which has featured prominently in disaster films and existential musings.

Today, Yellowstone remains a place of low volcanic risk. Sure, there are sometimes small explosions stoked by hot water and steam. But it's mostly thermal pools and awesome geysers, reminding us of what could potentially awake, one distant day.

A new volcanic vent was discovered at Yellowstone National Park, the U.S. Geological Survey announced this week.