Origins of life – Page 4
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ResearchPrebiotically plausible version of pH gradient generating catalyst
Scientists create simple metal ion system could have facilitated early metabolic processes, like ATP synthesis
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ResearchParasitic self-replicating molecules consume their creators
Simple chemicals display life-like behaviour
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NewsExoMars rover will carry tiny organic chemistry lab
Probe will drill down beneath the surface of the red planet in search of evidence life once existed there
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OpinionThe scientists who create life
Chemistry has created life for 100 years – but where can it lead us?
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ResearchInsights into nucleobase repair on Archean Earth
Self-repair mechanism may be part of nucleic acids’ evolutionary advantage
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OpinionRevisiting Richard Dawkins' idea of replication
Why The selfish gene is only part of the story
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ResearchPhotoredox sugar synthesis plausible on early Earth
Study using prebiotically realistic wavelengths adds weight to origin-of-life theory
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ResearchMeteorites' mechanical energy might have created building blocks of life
Did a cosmic impact kick-start amino acid formation?
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ResearchRobot with AI brain learns to evolve synthetic protocells
Evolution of oil-in-water system guided by machine learning offers insight into origins of life
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FeatureLife on other planets
A series of missions to the moons of Jupiter and Saturn has revealed their potential to harbour life. Nina Notman looks to the skies
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ResearchEnzyme-free reaction cycles hint at primitive precursor to metabolism
Reactions between small carboxylates and a hydrogen peroxide catalyst resemble the modern citric acid cycle
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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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ResearchCarbohydrates promoted in new prebiotic theory
Aldol reactions between interstellar materials can make DNA sugar
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OpinionDid life emerge from hell on Earth?
Why our origins may lie in the Hadean era, 4 billion years ago
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ResearchDeuteration of classic origin of life experiment throws up surprises
Replay of iconic Miller–Urey work with heavier hydrogen isotope produces unexpected compounds
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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