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A researcher looks over the Greenland ice cap, a “frozen ocean.”
Posted inNews

New Instrument May Aid Search for Extraterrestrial Life

JoAnna Wendel, freelance science writer and illustrator by JoAnna Wendel 10 May 201729 September 2021

For 2 weeks on the Greenland ice cap, scientists tested an instrument that might help us find life on icy moons with oceans beneath their crusts.

Marine scientists deploy a video plankton recorder in the high-latitude North Atlantic in April 2012.
Posted inScience Updates

Optical Sensors Can Shed Light on Particle Dynamics in the Ocean

by S. L. C. Giering 2 May 201727 September 2022

First TOMCAT Workshop; Southampton, UK, 12–14 September 2016

Researchers examine the exchange of carbon dioxide between the air and water in an Arctic region where thick ice has prevented ship passage.
Posted inResearch Spotlights

How Arctic Ice Affects Gas Exchange Between Air and Sea

Sarah Stanley, Science Writer by Sarah Stanley 14 April 20179 August 2022

Scientists begin to fill a major data gap by investigating carbon dioxide dynamics in a remote region of the Arctic Ocean.

Researchers work to track the fragmented magma bombs that fly through the air during an explosive eruption
Posted inResearch Spotlights

Tracking Volcanic Bombs in Three Dimensions

Leah Crane by L. Crane 13 March 20172 May 2022

A new method allows researchers to precisely track in three dimensions bits of fragmented magma as they are expelled in explosive volcanic eruptions.

Researchers have developed a new tool to assess short-term changes in threatened coral reefs.
Posted inResearch Spotlights

Scientists Develop New Tool to Monitor Reef Health

Sarah Stanley, Science Writer by Sarah Stanley 2 March 201711 August 2022

A first-of-its-kind system could reveal short-term changes in threatened reefs worldwide.

Aerial view of the Udachnaya pipe deposit diamond mine in Sakha Republic, Russia
Posted inScience Updates

Synthesizing Our Understanding of Earth's Deep Carbon

by Marie Edmonds and C. Manning 21 February 201728 March 2023

The Deep Carbon Observatory is entering a new phase, in which it will integrate 10 years of discoveries into an overarching model to benefit the scientific community and a wider public.

An airplane carrying gravimeters.
Posted inScience Updates

Measuring Earth’s Gravity Field from the Air

by Y. M. Wang and T. Damiani 10 January 201719 September 2022

2016 Airborne Gravimetry for Geodesy Summer School; Silver Spring, Maryland, 23–27 May 2016

crater-kilauea-summit-caldera-volcanoes-hawaii
Posted inScience Updates

Developments in the Study of Rock Physics

by L. Adam and Douglas R. Schmitt 9 January 20171 October 2021

AGU/SEG Joint Workshop on Upper Crust Physics of Rocks; Hilo, Hawaii, 11–14 July 2016

An acoustic tide gauge monitors the harbor at Burnie on the northern coast of Tasmania, Australia.
Posted inOpinions

Why We Must Tie Satellite Positioning to Tide Gauge Data

by P. L. Woodworth, G. Wöppelmann, M. Marcos, M. Gravelle and R. M. Bingley 3 January 201730 September 2021

Accurate measurements of changes in sea and land levels with location and time require making precise, repeated geodetic ties between tide gauges and satellite positioning system equipment.

A remote-controlled robot offers insight into open ocean typhoons.
Posted inResearch Spotlights

Wave Gliding in the Eye of the Storm

Alexandra Branscombe by A. Branscombe 29 December 201631 March 2022

Scientists use a new remote-controlled robot to capture data from the middle of an open ocean typhoon.

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20 October 202517 October 2025
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