Deep Earth movements created Antarctica’s “gravity hole”
image: ©fcafotodigital | iStock Scientists have mapped Antarctica’s “gravity hole,” revealing it was formed by deep mantle movements…
Biospheric Science Branch Page – NASA
The Biospheric Science Branch (Code SGE) at NASA’s Ames Research Center focuses on studying the Earth’s terrestrial and…
Report: 13 Great Lakes’ Worth of Water Underlies the Contiguous United States
It’s not easy to determine how much water there is across a landscape. A measly 1% of Earth’s…
How NASA Is Homing in From Space on Ocean Debris
Space-based technology could help track plastic and other flotsam by its ‘fingerprints.’ In late 2025, scientists reported that,…
2023 Ames Earth Science Nuggets
12 min read NASA Armstrong Advances Flight Research and Innovation in 2025 5 min read NASA, Boeing Test…
Ancient salt reveals a clear view of Earth’s atmosphere from 1.4 billion-years-ago
More than a billion years ago, a shallow basin in what is now northern Ontario held a subtropical…
The State of CERES: Updates and Highlights
Introduction The Clouds and the Earth’s Radiant Energy System (CERES) was initially designed in the late-1980s and early-1990s…
The Final Earth Observer Editor’s Corner: October–December 2025
It is with a heavy heart that I announce that NASA Earth Science Communications has directed The Earth…
OPERA: Addressing Societal Needs with Satellite Data
Introduction The Observational Products for End-Users from Remote Sensing Analysis (OPERA) project represents a strategic initiative designed to…
Sentinels in the Sky: 50 Years of GOES Satellite Observations
Introduction In an era where satellite observations of Earth are commonplace, it’s easy to forget that only a…
Keeping Up with PACE: Summary of the 2025 PAC3 Meeting
Introduction Launched in Feb. 2024, NASA’s Plankton, Aerosol, Cloud, ocean Ecosystem (PACE) mission is a cornerstone of Earth…
Sentinel-6B Extends Global Ocean Height Record
Introduction On November 16, 2025, the Sentinel-6B satellite launched from Vandenberg Space Force Base (VSFB) in California. The…