New research suggests that sea-salt aerosols seed large raindrops that starve clouds of water needed to make lightning. But not all scientists are convinced it’s simply about salt spray.
Carolyn Wilke
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Isótopos de criptón proporcionan nuevos indicios sobre el pasado de los planetas
Para determinar cómo los elementos cruciales para el desarrollo de la vida llegaron a la Tierra, los científicos estudian los gases nobles. Actualmente, métodos mejorados traen consigo nuevos indicios a partir del criptón, el gas noble más enigmático.
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River Floods Can Trigger Powerful Underwater Landslides
A record-length turbidity current triggered by river flooding has revealed a new link between the surface and the deep sea.
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Groundwater May Fix as Much Carbon as Some Ocean Surface Waters
Microbes from wells as deep as 90 meters created organic carbon at a rate that overlaps with some nutrient-poor spots in the ocean.
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Sorting Minerals Differently Could Usher a New Era for Mineralogy
Grouping minerals by how they were formed yields insights into our planet’s evolution across billions of years.
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Why Do Rivers Jump Off the Beaten Path?
Researchers sifted through 50 years of satellite imagery and came up with new clues to where and why rivers avulse, suddenly changing their course.
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Tiny Creatures May Play a Difficult-to-Detect Role in Ocean Mixing
As an idea that began as a joke, critter-driven ocean mixing has long been controversial. Now scientists have caught spawning anchovies causing turbulence and stirring the sea.
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Krypton Isotopes Provide New Clues to Planets’ Pasts
To trace how crucial ingredients for life arrived at Earth, scientists track noble gases. Now, improved methods are drawing new clues from krypton, the most cryptic of noble gases.
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Ice Towers May Hold Promise—and Water—for Some Cold, Dry Places
A new study that cues into the formation of ice cones for storing glacial meltwater reveals how the structures can be built more efficiently and which climatic conditions work best.
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From River to Sea: Estimating Wood Cascades
Dams and deforestation have chipped away at the millions of cubic meters of wood that flow through rivers and out to sea.