Research of Yellowstone National Park shines new light on once hidden details of famous American landmark miragenews.com - get the latest breaking news, showbiz & celebrity photos, sport news & rumours, viral videos and top stories from miragenews.com Daily Mail and Mail on Sunday newspapers.
Researchers using a giant electromagnet suspended from a helicopter have created a detailed map of the hydrothermal system underneath Yellowstone National Park for the first time.