Category Archives: Highlights

No firm proof Arafat was poisoned

Investigation claims evidence of polonium poisoning in death of Palestinian leader but draws no certain conclusions.

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The judgement of your peers

A bit of hindsight goes a long way in measuring scientific quality, says Mark Peplow.

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Hormone disruptors rise from the dead

Broken-down pollutants reform in the dark, casting doubt on environmental risk assessments.

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Missing methane gas mystifies Mars scientists

Curiosity rover fails to detect previously recorded chemical in Martian atmosphere.

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Graphene makes light work of optical signals

Ability to convert light to electrical signals efficiently holds potential for high-speed computing.

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Engineered bacterium hunts down pathogens

E. coli microbe seeks out and destroys invaders without harming helpful bacteria.

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Misconduct: on the blog and in the open

When formal investigations of research misconduct are opaque and sluggish, it is inevitable that chemists will take to the blogs to debate suspicious papers, says Mark Peplow.

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Easy route to stable silver nanoparticles

Cheap synthesis offers edge over gold particles for biomedicine and solar cells.

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Iron catalyst offers nitrogenase clues

Complex can reduce dinitrogen to ammonia in solution, and may help to explain how bacteria fix the gas.

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Bursting with life

Synthetic biology is shifting into high gear. To truly thrive, it needs chemists, says Mark Peplow.

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