Scientists present the first direct observations on the rapid evolution of a bright red auroral arc into a thin white-mauve arc known as STEVE.
New Zealand
“Landslide Graveyard” Holds Clues to Long-Term Tsunami Trends
A new project looks to unearth information about and learn from ancient underwater landslides buried deep beneath the seafloor to support New Zealand’s resilience to natural hazards.
Crowdsourced Weather Projects Boost Climate Science Research
Historic observations, manually transcribed from handwritten records, are giving scientists a fresh glimpse into Victorian era climate.
Adjoint Tomography Illuminates Hikurangi Margin Complexity
Waveform inversion of regional earthquakes reveals velocity anomalies interpreted as subducting seamounts that control an enigmatic segmentation in plate coupling along the Hikurangi margin.
Māori Arrival in New Zealand Revealed in Antarctic Ice Cores
A new study shows smoke from fires set by the first inhabitants of Aotearoa from around 1300 left a mark in the ice 6,000 kilometers away, on an island off the Antarctic Peninsula.
Subduction Initiation May Depend on a Tectonic Plate’s History
New seismic imaging study of the Puysegur Trench aims to solve one of the last major questions in plate tectonics.
Earthquake Rupture Solution is Up in the Air
Perhaps the most complex earthquake rupture ever studied is further constrained by signals from Earth’s ionosphere.
Ocean Sensors Record Rare Triple Tsunami near New Zealand
A new suite of DART buoys in the South Pacific Ocean spotted waves set in motion by three tsunamigenic earthquakes that occurred within hours of one another.
Fault Related Anisotropy in the Hikurangi Subduction Zone
A new study provides the first high-resolution three-dimensional anisotropic P-wave velocity model of the shallow part of the Northern Hikurangi subduction zone offshore New Zealand.
Can Volcano Forecasting Make Visiting Whakaari Safe Again?
Last year’s explosive eruption at the New Zealand volcano tragically took tourists by surprise.