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Earth's last magnetic field reversal took far longer than once thought(图)
Earth magnetic field reversal took longer once thought
2019/10/21
Earth's magnetic field seems steady and true -- reliable enough to navigate by. Yet, largely hidden from daily life, the field drifts, waxes and wanes.The magnetic North Pole is currently shifting tow...
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Antarctic detector offers first look at how Earth stops high-energy neutrinos in their tracks
Antarctic detector Earth stops high-energy neutrinos their tracks
2017/11/24
An interdisciplinary team of researchers using the IceCube Neutrino Observatory in Antarctica has measured how certain high-energy neutrinos are absorbed by the Earth, as opposed to passing through ma...
Student-built planeterrella recreates Earth’s vivid light shows in miniature
Department of Physics and Astronomy Hawkeyes in Space Iowa Planeterrella planeterrella Aurora magnetic field
2017/3/13
If you’ve never seen the northern lights, you’re in luck: They’re on display courtesy of an exhibit at the University of Iowa.UI students have recreated in miniature Earth’s auroras, the dancing waves...
Physics professor researches double-layered plasmas to predict earth-damaging space weather
Physics professor researches space weather
2014/10/9
The National Science Foundation (NSF) is an independent federal agency that supports fundamental research and education across all fields of science and engineering. In fiscal year (FY) 2014, its budg...