When collecting a finite number of paleomagnetic samples, having more sites, each with only one sample, achieves superior results compared to sites with multiple samples.
magnetic fields & magnetism
Posted inResearch Spotlights
Aurora Records Reveal Shortened Solar Cycle During Maunder Minimum
Fastidious night sky observations from Korean historical texts provide a novel source of evidence for an altered solar cycle during periods of low magnetic activity.
Posted inFeatures
Uranus: Time to Boldly Go
Scientists say now is the time to unlock the secrets of Uranus and suggest a low-cost, low-risk way to do so.
Posted inResearch Spotlights
Probing Rare Hot Plasma Flows in the Upper Atmosphere
Postmidnight flows appear to be triggered by the same mechanism that drives more frequently observed evening flows.
Posted inNews
Dramatic Flyby Confirms That Mercury’s Radioactive Aurora Touches the Ground
Data collected by the BepiColombo spacecraft traces the causes of the strange aurora, which course through the planet’s weak magnetosphere.
Posted inEditors' Vox
Digging Deep into Interactions Between the Core and Mantle
A new book presents major advances in our understanding of core-mantle interaction and co-evolution, and showcases technological developments improving our insights into deep Earth processes.
Posted inNews
Magnetic Tangles Drive Solar Wind
Energetic collisions between magnetic fields produce gusty solar wind.
Posted inNews
Spacecraft to Swing Past Mercury for Third Time
With each flyby, the BepiColombo mission gets another boost of energy for its eventual orbital insertion around Mercury.
Posted inEditors' Highlights
Hand Magnets Destroy the Magnetic Record of Meteorites
Meteorite collectors often use strong magnets for classification, but this approach destroys crucial evidence of processes active in the early solar system.
Posted inNews
Rocky Exoplanet May Have Magnetic Field
Magnetic interactions between stellar wind and the planet likely caused extrasolar space weather.