New lab experiments on cylinders of pure ice shed light on how icebergs flip over as they melt, demonstrating the link between a warming ocean and small-scale events that can have rippling consequences.
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An Asteroid Impact May Have Led to Flooding near the Grand Canyon
There’s remarkable synchronicity between the timing of a paleolake in what is today Grand Canyon National Park and the formation of nearby Barringer Meteorite Crater.
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To Find Critical Minerals, Look to Plate Tectonics
A study of “weird” Australian rocks suggests stores of niobium rose to the surface during the breakup of the supercontinent Rodinia.
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A Flash, a Boom, a New Microbe Habitat
After an asteroid struck Finland long ago, microscopic life colonized the impact site within a few million years, new research reveals.
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Scientists Tune In to the Ocean’s Sound Waves
A new technique detects inaudible acoustic signals from crashing waves, opening up possibilities for monitoring sea and atmospheric conditions from shore.
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Panama’s Coastal Waters Missed Their Annual Cooldown This Year
The unprecedented failure of tropical upwelling will likely affect the country’s fisheries. Scientists aren’t certain whether it will happen again next year.
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As Seas Rise, Corals Can’t Keep Up
Coral reef growth rates in the tropical western Atlantic have slowed to a fraction of what they once were, erasing coastal protection benefits they once offered.
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Space Radiation Can Produce Some Organic Molecules Detected on Icy Moons
As missions prepare to visit ocean worlds like Enceladus and Europa, new findings show scientists must first learn to distinguish between radiation-made organics and those born in a subsurface sea.
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Zircon Crystals Could Reveal Earth’s Path Among the Stars
Researchers found signs of melting in zircon crystals in the crust that correspond to our planet’s journey through the galaxy’s spiral arms.
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Pinpointing Sewage Seeps in Hawaii
Cesspools and septic systems, as well as coastal development, put Hawaiian coastal waters at risk of contamination.