The strength of Earth’s magnetic field in the distant past can tell scientists whether the planet’s magnetic poles were steady or prone to frequent reversals.
Alka Tripathy-Lang
Alka Tripathy-Lang is a freelance science writer covering stories about Earth and environmental science. Alka holds a Ph.D. in geology from Arizona State University and conducted postdoctoral research at the Berkeley Geochronology Center.
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Wildfires Threaten West Coast’s Seismic Network
A dense seismic network keeps vigil over the western United States, sensing quakes soon after they begin so people nearby can brace themselves. How do wildfires affect these guardians of the West Coast?