Australian crystals hint at fresh water, as well as land rising above Earth’s Hadean ocean.
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Reactive Barriers Could Keep Nitrate out of the Atlantic
Microbes in mulch scrub nitrate from groundwater before it flows to the sea.
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How Liquid Is That Lava?
A new device helps scientists measure lava viscosity during active flows.
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Researchers Find Bacterial Communities Deep Beneath the Atacama
Extremophile microbes exist in the gypsum-rich “fringes” of the driest place on Earth.
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The Tonga Eruption Left Deep-Sea Life Buried in Ash
When Hunga erupted in 2022, ash “decimated” slow-moving species living on the seafloor. More mobile species were able to hoof it out of harm’s way.
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How Sticky Is It Outside?
Researchers introduce a new variable to quantify the relative contributions of heat and humidity to humid heat.
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A Sugar Coating for Arrokoth
A Kuiper Belt object might contain ribose and glucose on its surface—the same elements that could have seeded life on Earth.
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New Zealand Has a Unique Fossil Record Named FRED
The near-complete database reflects a spirit of trust and collaboration among the country’s scientific community—but will it last?
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Hurricanes May Prune Gulf Mangroves
Tropical storms knock down the tallest trees and stunt the growth of others.
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Cosmic Rays Shed Light on Stone Age Timelines
Signatures of a long-ago solar storm, recorded in tree rings, helped researchers date a 7,400-year-old settlement in northern Greece.