AI Learns to Count Every Pebble in a River, Transforming Sediment Science
Researchers at the University of Potsdam have developed OrthoSAM, an AI workflow that automatically delineates thousands of individual river pebbles ...
Tag: sediment transport.
Single Grains of Gravel Turn Mountain River Chaos Into a Predictable Science
High-resolution simulations coupled with photogrammetry reveal that individual gravel grains transform organized supercritical flow around obstacles into chaotic, grain-dominated turbulence ...
Spanish River Study Reveals Hidden Human Particles in Mountain Sediments
A detailed study of the Rio Sella in northern Spain shows that only about a third of the catchment's rocks ...
Rivers Carve Canyons One Grain at a Time in New Bedrock Erosion Model
A new coupled model of sediment transport and bedrock abrasion explains how rivers carve canyons, why waterfalls retreat upstream, and ...
Mountain stream staircases are neither regular nor random, study finds
A new analysis of 131 step-pool sequences shows that spacing in steep mountain streams spans a continuum between regular and ...
Smart Pebbles and Seismometers Reveal How Flash Floods Rattle Desert Riverbeds
Sensor-equipped pebbles and riverside seismometers in two Israeli desert streams show that flash-flood bores enhance bedload activity in shallow and ...
Volunteers Prove Their Worth in Eight-Year Study of a Montana Dam Removal
An eight-year citizen science study of a small dam removal on Montana's Rattlesnake Creek found no detectable changes in streambed ...
Weather Stations and Climate Indices Can Now Predict When Coastal Dunes Will Move
Researchers in Patagonia have shown that a simple logistic regression model using weather station data and the Southern Annular Mode ...
New Python tool turns sand-grain simulations into the physics of flowing landscapes
Researchers have released Pysammos, an open-source Python package that transforms particle-scale simulation data from the Discrete Element Method into the ...
Sand hoppers: the tiny crustaceans moving tons of California beach sand every day
New research from UC Santa Barbara shows that tiny sand hoppers excavate up to 50 kilograms of sand per meter ...
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Mothers who receive childcare support from maternal grandparents show more parental warmth, finds NTU Singapore study
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University of Seville Breaks 120-Year-Old Mystery, Revises a Key Einstein Concept
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Bee body mass, pathogens and local climate influence heat tolerance
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Researchers record first-ever images and data of a shark experiencing a boat strike
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Groundbreaking Clinical Trial Reveals Lubiprostone Enhances Kidney Function
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