A rift event set off a domino effect of geologic processes that created conditions ripe for Antarctica’s glaciation, a new study suggests.
unsolved mysteries
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Oddball Moon Might Be a Neptune Original After All
Infrared observations of Nereid hint that it might have formed in orbit around Neptune, unlike most of the planet’s other satellites.
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How Einstein’s Lost Theory Could Help Us Find Minerals
New claims challenge inconsistencies in one of the foundational principles of physics. What could this mean for geophysics and Earth science applications?
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A Unique African Volcano Could Solve a Mystery on Mercury
New data from Ol Doinyo Lengai in Tanzania suggest that carbon-rich volcanic activity could be responsible for the mysterious “hollows” observed on the surface of Mercury.
Posted inResearch Spotlights
Where Was Baltica 616 Million Years Ago?
Disentangling magnetic signals in its ancient rocks gives an updated view of the paleocontinent’s position during the Ediacaran period.
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Chemical Companies Are Churning Out New PFAS. Where in the World Are They Ending Up?
Bans on older versions of “forever chemicals” seem to be working. But emerging variants behave in ways that scientists are only beginning to pin down.
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What’s Below the Great Salt Lake? More Water
Pools of fresh water and salt water not far below the lake bed help explain some of the lake’s curious features, including mineral mounds and reed islands.
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Titanic Shake-Up Could Explain Saturn’s Young Rings and Strange Moons
A new model shows how the migration of Titan could have destroyed another moon, creating Saturn’s rings and the moon Hyperion. And, the model suggests, this all happened in the past billion years.
Posted inFeatures
Small, Faint, or Fast, Rubin Will Find It
The Vera C. Rubin Observatory is set to redraw the map of the solar system by discovering millions of small, fast-moving objects hidden all around us.