Yellowstone's Steamboat Geyser has gushed three times in a year, a first since 2003. But it's "impossible" to yet know why, scientists say.
USA TODAY, The Post-Crescent
Mon, 04/30/2018 - 12:36pm
Yellowstone's Steamboat Geyser has gushed three times in a year, a first since 2003. But it's "impossible" to yet know why, scientists say.