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cool tools

Charts showing frequency distribution of the arsenic concentration for the respective nominal kit categories for the paired dataset.
Posted inEditors' Highlights

Field Kits Effectively Predict Arsenic Contamination

by Avner Vengosh 19 January 202228 February 2023

Field kits used in Bangladesh to test arsenic exposure from contaminated drinking water are effective in comparison to expensive laboratory arsenic tests.

Photograph of scientists installing fiber-optic cables in a trench.
Posted inEditors' Vox

Using Sound and Vibration Signals to Understand the Subsurface

by Yingping Li, Martin Karrenbach and Jonathan B. Ajo-Franklin 6 January 202214 May 2024

A new book explores Distributed Acoustic Sensing, a technology with a range of applications across geophysics and related fields.

A snowcat plows its way through snow with a rocky ridge in the background.
Posted inScience Updates

Sensing Iceland’s Most Active Volcano with a “Buried Hair”

by Sara Klaasen, Sölvi Thrastarson, Andreas Fichtner, Yeşim Çubuk-Sabuncu and Kristín Jónsdóttir 4 January 202214 May 2024

Distributed acoustic sensing offered researchers a means to measure ground deformation from atop ice-clad Grímsvötn volcano with unprecedented spatial and temporal resolutions.

Satellite view of frosty sand dunes on Mars
Posted inScience Updates

Planetary Dunes Tell of Otherworldly Winds

by Timothy Titus, Serina Diniega, Lori K. Fenton, Lynn Neakrase and James Zimbelman 22 December 202116 February 2022

On Earth and throughout our solar system, ripples and dunes in sand and dust offer insights into how winds blow, liquid currents flow, and solid particles fly and bounce over the terrain.

A bright blue light is seen just under the water’s surface off the back of a docked boat.
Posted inFeatures

A Bright, LED-Lit Future for Ocean Sciences

by Collin P. Ward 20 December 202118 April 2022

LEDs have taken over the global lighting market. Now it’s time for this versatile, low-cost, and energy-efficient technology to illuminate oceanic processes.

The ultrahigh-vacuum chamber of an optical clock operated by the National Metrology Institute of Germany. Inside the chamber, strontium atoms are cooled by a laser.
Posted inAGU News

Build It, and the Science Will Come

Heather Goss, AGU Publisher by Heather Goss 20 December 202128 July 2022

In January, Eos takes a look at the scientists who know that sometimes the answer to a question is a screwdriver.

Illustration of an atom being held in place by six lasers.
Posted inFeatures

Lasers and Ultracold Atoms for a Changing Earth

by Michel Van Camp, F. Pereira dos Santos, Michael Murböck, Gérard Petit and Jürgen Müller 20 December 20219 March 2023

Applying new technology rooted in quantum mechanics and relativity to terrestrial and space geodesy will sharpen our understanding of how the planet responds to natural and human-induced changes.

Posted inNews

Misión a Venus podría ayudar a resolver un misterio atmosférico

by Jaime Cordova 16 December 202116 December 2021

La recientemente anunciada misión DAVINCI+ a Venus de la NASA investigará la atmósfera del planeta, esperando proporcionar información sobre los desconocidos parches oscuros que rodean dicho planeta.

In the foreground are tall grasses and green leafy bushes that cover hidden mines. A red sign with a skull and crossbones reads “Danger! Mines!” in both English and Khmer. Three wooden houses on stilts sit in the background of the image, and a group of villagers is gathered around the base of the central house. More houses extend into the distance, and a mountain range is visible on the horizon.
Posted inNews

New “Snakebot” Could Map Cambodian Minefields

Kimberly M. S. Cartier, News Writing and Production Intern for Eos.org by Kimberly M. S. Cartier 15 December 20219 February 2022

By navigating under dense vegetation, an innovative robot could significantly reduce the monetary, environmental, and human cost of demining Cambodia.

View of the Los Angeles basin with mountains in the background
Posted inNews

Earthquakes Ripple Through 3D Printed Models of Los Angeles

Katherine Kornei, Science Writer by Katherine Kornei 13 December 202127 March 2023

Using stainless steel models, researchers find that high-frequency seismic waves—the most damaging to buildings—are attenuated in the Los Angeles sedimentary basin.

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Research Spotlights

Tracing Black Carbon’s Journey to the Ocean

11 July 202510 July 2025
Editors' Highlights

The Power of Naming Space Weather Events

10 July 20258 July 2025
Editors' Vox

Water Tracks: The Veins of Thawing Landscapes

25 June 202525 June 2025
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