冻土的一个神秘特征，可以用非牛顿流体物理学来部分解释。这就是“奥布雷克”(Oobleck)。
AGU Advances
Posted inEditors' Highlights
Drought Extremes are Intensifying More Rapidly Than in the Past
Twenty ensemble members from a 600-year climate simulation reveal that drought extremes are intensifying more rapidly than in the past with respect to moderate droughts.
Posted inResearch Spotlights
Getting to Know Uranus’s “Breathing” Bow Shock
The ice giant’s rotation causes daily expansion and contraction of the boundary where its magnetic field slows the solar wind.
Posted inResearch Spotlights
Super-Earths May Be Solid Deep Inside Their Mantles
New estimates show that a mineral likely common in these rocky planets’ interiors is resistant to melting, even at high temperatures.
Posted inEditors' Highlights
A New Pathway for Energy Redistribution in Near-Earth Space
In situ evidence of bidirectional wave-particle energy transfer enabled by local magnetic-field gradient reveals an inhomogeneity-driven pathway for energy redistribution.
Posted inResearch Spotlights
How Tides and River Water Combine to Amplify Floods
Tidal subharmonics help push water levels higher in tidal rivers.
Posted inResearch Spotlights
Patterned Frozen Soils Get Their Shape from Gravity and Funky Physics
An enigmatic feature of frozen soils can be explained in part by non-Newtonian fluid physics. Enter the Oobleck.
Posted inEditors' Highlights
Fluid-Driven Reactions Restore Fault Strength Between Earthquakes
In fault gouge, fluids drive chemical healing by cementing grains, a mechanism for seismic slip in rocks frictionally expected to creep. This cohesion matters for fault stability.
Posted inEditors' Highlights
Seeing Earth’s Most Common Minerals from Space
A novel method marks an important step toward mapping quartz and feldspar globally.
Posted inEditors' Highlights
How Dehydration-Driven Fluid Pressure Shapes Megathrust Slip Modes
By modeling dehydration-driven fluid pressure, a new study links deep fluids to where megathrust earthquakes end and slow slip begins.