Reassessment and comparison of past space weather events highlight the potential for Earth to experience destructive geomagnetic disturbances.

Sarah Stanley
Sarah Stanley, a freelance writer for Eos, has a background in environmental microbiology but covers a wide range of science stories for a variety of audiences. She has also written for PLOS, the University of Washington, Kaiser Permanente, Stanford Medicine, Gladstone Institutes, and Cancer Commons, a nonprofit that works with cancer patients.
Audible Storm Waves Could Turbocharge Earth’s Radiation Belts
Electromagnetic chorus waves could generate more extreme radiation levels than previously thought, posing severe hazards for Earth-orbiting spacecraft.
How Did Magma Oceans Evolve on Early Earth and Mars?
New insights into the early timelines of rocky planets are emerging, thanks to clues from iron chemistry and primordial atmospheres.
The Moon’s Tides Hint at a Melty Lunar Layer
New lunar gravity measurements support the idea that a partially molten mantle layer is sandwiched between the rest of the Moon’s mantle and its core.
Volunteers Track Parisian Pollution with the Help of Tree Bark
Participants in the Ecorc’Air project are using magnetic particles deposited on tree bark to reveal local traffic pollution patterns.
En una rara oportunidad, investigadores observan la formación de los valles islandeses
Durante el período previo a las recientes erupciones volcánicas cerca de la ciudad de Grindavík, científicos documentaron la formación de grabens en tiempo real.
Climate Model Simulates Unusually High Heat over the Southern Ocean
U.K. researchers compare HadGEM3-GC3.1 simulations of near-surface air temperatures with those from other state-of-the-art models.
Lithospheric Oddities May Be Sculpting Continental Interiors
Researchers propose a novel explanation for vertical motions of Earth’s surface far from active tectonic plate boundaries.
In Rare Opportunity, Researchers Observe Formation of Icelandic Valleys
During the lead-up to recent volcanic eruptions near the city of Grindavík, scientists documented graben formation in real time.
Ancient Pines Could Reveal the Heat of Thousands of Past Seasons
A novel 3D CT scan approach unlocks temperature records preserved in the gnarled wood of bristlecone pines.