Electronic nose sniffs out toxins

Imagine a polka-dotted postage stamp-sized sensor that can sniff out some known poisonous gases and toxins and show the results simply by changing colors.

Missing link explains mRNA delivery in brain cells

Brain cells manufacture proteins in every corner, including their long branches. Neurons missing this ability cause severe neurological disorders like disability and epilepsy. The groups of Marino Zerial, Max Planck Institute ...

Freezing electrons in flight

(Phys.org)—Using the world's fastest laser pulses, which can freeze the ultrafast motion of electrons and atoms, University of Arizona physicists have caught the action of molecules breaking apart and electrons getting ...

Researchers determine three-dimensional structure of PAPP-A

Danish researchers have determined the three-dimensional structure of the proteolytic enzyme PAPP-A. The results may allow us to better understand the basic biology that regulates linear growth of vertebrates. The same regulatory ...

That's cool! Flash-frozen pictures reveal molecular world

A groundbreaking technique awarded the Nobel Chemistry Prize on Wednesday has allowed scientists, using unearthly cold temperatures, to produce exquisitely detailed images of the tiniest structures in cells.

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