8 weeks 2 days
Blog Posts Tagged "paleomagnetism"
Submitted by Rebecca Williams on Fri, 12/24/2010 - 08:05
So, why have 31 scientists and 90 operation staff, technicians, ships crew and drillers travelled from around the world to get on board a boat in Auckland, New Zealand to sail into the middle of nowhere? To study the Louisville Seamount Trail of course!
Submitted by Alison Mote on Mon, 06/10/2013 - 10:29
When I first learned that the Earth’s magnetic poles change direction over time I was fascinated. The concept that magnetic north becomes magnetic south, and then the poles flip again and again every several thousand years really blew my mind. The Earth’s magnetic field is generated in the molten outer core as metallic minerals convect around the solid inner core.