New research on Mount Hood in Oregon into how magma is stored below suggests that volcanoes can blow up with liquid hot magma in a lot less time, but most of the time, they contain magma that has been kept cool, near-solid state for thousands of years. Mount Hood, an 11,200-foot volcano last erupted 220 years ago and is now considered dormant. Almost for 100,000 years, a husk of cool magma … [Read more...]