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Philae poses comet chemistry conundrum

30 July 2015  Research

Historic mass spectra find 67P carries precursors to key biomolecules, but instruments detect different ones


News

AstraZeneca sells off drugs to streamline portfolio

3 August 2015 Business

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Crohn’s disease and rare thyroid cancer drugs lie outside firm’s renewed strategic focus

First isolation of stable solid-state bismuth radical

3 August 2015 Research

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Elusive paramagnetic species has been characterised by both EPR and x-ray crystallography

Phosphorescent 'butterfly' molecules' glow tuned

3 August 2015 Research

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Colours of dual light emissions can be controlled by design

Lightweight composites drive Solvay to buy Cytec  

$5.5bn deal launches Solvay into aerospace materials business

US government science institute's one time police chief linked to campus meth lab  

Explosion injuring a member of the National Institute of Standards and Technology's securi...

Stone 'blueprinting' to tackle heritage thefts  

Technique could provide a means of tracing stolen, unmarked stones

Hungry Ghost festival behind annual air quality decline in Singapore  

Findings suggest that regulatory monitoring may be required

Big business backs White House on climate change  

Top US companies including Google, Apple and Coca-Cola pledge at least $140 billion in new...

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Features

More than dirty snowballs?

31 July 2015 Premium contentFeature

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Comets are thought to represent leftover building blocks of the solar system; Jennifer Newton finds more questions than answe...

Made to measure  Premium content

Emma Stoye investigates how instruments for space exploration are built and how the techno...

Chasing stardust  Premium content

Molecules in deep space are very small and very far away, as Matthew Gunther discovers

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Monthly news, interviews and discussions on the latest topics in science

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Each week a leading scientist or author tells the story behind a different compound

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Opinions

Editorial

Living on credit

News leader: Greece should be wary of short-changing its universities to balance the budget or it could mortgage its future

In the Pipeline

A precision instrument?

Chemists and biologists have different expectations when it comes to data, says Derek Lowe

Critical Point

Down to business

To make the economic case for research, scientists need to understand how commercialisation works, says Mark Peplow