GRACE Stories
NASA Watches Earth’s Weight, Finds Center of Mass
5 min read
Seasonal changes redistribute enough water around Earth to shift the planet’s center of mass back and forth by fractions of an inch relative to its geometric center. NASA scientists are on the case, tracking the oscillations because Earth’s center of…
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NASA Satellites Reveal Abrupt Drop in Global Freshwater Levels
4 min read
Earth’s total amount of freshwater dropped abruptly starting in May 2014 and has remained low ever since.
Article
NASA-Funded Studies Explain How Climate Is Changing Earth’s Rotation
6 min read
Researchers used more than 120 years of data to decipher how melting ice, dwindling groundwater, and rising seas are nudging the planet’s spin axis and lengthening days. Days on Earth are growing slightly longer, and that change is accelerating. The…
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