Geochemistry – Page 3
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ResearchChinese cave holds carbon dating ‘Holy Grail’
Carbon-14 measurements from stalagmites takes carbon dating back as far as it can go
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ResearchEvidence emerges from the deep of Earth's first amino acids
Geochemical processes shows how buildings blocks for life on Earth may have been synthesised
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ResearchChemical analysis adds to evidence for early microfossils
Well-preserved samples enable examination of intact microstructures rather than powdered material
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ResearchDorset geology gives clues to past life on Mars
Fossilised microorganisms at England’s south coast offer clues to those studying the red planet
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ResearchIron-rich rock helps oceans sink atmospheric carbon
Pouring powdered peridotites into the sea could be another way to combat climate change
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ResearchLondon soil pollution worst on former Blitz bomb sites
Study links heavy metal enrichment to destruction of housing in 1940s
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ResearchAbandoned Cornish mine may hold clues to uranium clean-up
First time arsenic has been found to lock up uranium in a mineral
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ResearchFossil isotopes reveal life’s diversity 3.5 billion years ago
Early microbes evolved distinct metabolisms based around hydrogen sulfide and methane
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ResearchCars blamed for black patch blight on historic monuments
Rock varnish growth also linked to sealants used in conservation
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ResearchMild method turns common mineral into fertiliser
Process could cut transportation costs and save farmers money
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ResearchMethane-led climate change explains early Mars’ wet spells
Red planet’s wobbles could have led to melting of methane clathrates and warming
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ResearchTitanium analysis puts new date on Earth’s continental crust
Tectonic plates may have begun colliding 500 million years earlier than previously thought
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ResearchAncient ocean oxygen tracked using thallium
Cretaceous oceans gradually lost oxygen before the dramatic anoxic event that led to mass extinction
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ReviewThe planet in a pebble: a journey into Earth's deep history
How the interplay between physics, chemistry, biology and geology forms our world
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NewsWhat can we learn from asteroids?
Flying space rocks could hold the answer to the origins of life
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ResearchHydrothermal vents generate deep-sea currents
Minerals spewed by ocean vents set up redox reactions that allow electrical currents to flow
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![Simonkolleite [Zn5(OH)8Cl2·H2O] is an anthropogenic mineral - Index](https://d2cbg94ubxgsnp.cloudfront.net/Pictures/100x67/7/9/9/114799_Cataloguing-minerals-of-the-anthropocene---Simonkolleite---Index.jpg)
ResearchHuman-made minerals add to evidence for Anthropocene epoch
List of minerals that form either directly or indirectly as a result of humanity’s activities offers insights into our impact on Earth’s geology
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ResearchOcean chemistry changes triggered Earth's greatest extinction event
The Great Dying 250 million years ago has its roots in the intrusion of deadly sulfide rich waters into oxygenated shallows with lessons for today
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OpinionThe global dangers of melting permafrost
Russia’s thawing permafrost risks global warming, disease and ‘megaslumps’