Earth science – Page 4
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NewsCan negative emission technologies overcome climate catastrophe?
Reforestation, carbon capture and storage, direct air capture are among the ‘Nets’ that could remove CO2 from the atmosphere
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PodcastSodium cyanide
This week marks the 20th anniversary of the Baia Mare disaster, when toxic sodium cyanide spilled from a gold processing plant led to ecological damage on a huge scale.
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ResearchCrystals reveal the site of the world’s oldest meteorite strike
Mineral chemistry suggests the massive impact 2.3 billion years ago could have made our entire planet much warmer
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ResearchNeanderthals were master fire-starters, cave chemistry suggests
A new study distinguishes chemical traces left by ancient hearth fires from those left by natural wildfires
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PodcastSodium fluoroacetate
The controversial killer compound – also known as 1080 – being used to protect New Zealand’s native wildlife
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ResearchMineral never before seen in nature found inside Australian meteorite
Black-and-red rock that fell to Earth 68 years ago contains iron carbide compound
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ResearchIron in Earth’s magma oceans forged diamonds deep underground
Findings could also explain differences between the atmospheres of different planets
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ResearchUranium isotopes in ancient grains indicate early Earth was less hellish than textbook descriptions
Mass spectrometry technique that works on tiny samples refines understanding of Earth’s first geologic eon
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ResearchSinking wastewater from oilfields could be causing stronger earthquakes
Effects can continue for over a decade after disposal ends
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FeatureWhat is the moon made of?
Mike Sutton looks at what we’ve learned about the moon’s chemistry in the 50 years since Apollo 11
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ResearchHelicopter NMR prepares to detect Arctic oil spills
ExxonMobil-funded project readies giant airborne coil for accidents as shipping lanes open up
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ReviewThe Second Kind of Impossible: The Extraordinary Quest for a New Form of Matter
Megan McGregor reviews Paul Steinhardt’s book about the discovery of quasicrystals
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ReviewThe Uninhabitable Earth: A Story of the Future
Jack Tarrant reviews David Wallace-Wells’ The Uninhabitable Earth
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ResearchHippo dung drives savannah silicon cycle
Eating silicon-rich grass on land and spreading dung in rivers provides vital nutrients for microscopic diatoms
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ReviewOrigins: How the Earth Made Us
Lewis Dartnell promises to show how the terrain around us shapes not only the physical space we live in but also the political, economical and evolutionary climates of who we are
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PodcastTalc: Magnesium silicate
Coating your naked body with powdered magnesium silicate may sound strange, but it's an important part of many bathtime rituals
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ResearchHarnessing plants and microbes to tackle environmental pollution
Eucharia Nwaichi is using biochemistry to clean up one of the most polluted places on Earth