Diphthamide is an Achilles heel shared by both plants and animals

The biomolecule diphthamide is essential for the proper formation of proteins in cells. When humans are infected with diphtheria, diphthamide is altered by the diphtheria toxin so that life-threatening complications can arise ...

Shedding light on comet Chury's unexpected chemical complexity

A team of researchers led by the University of Bern has for the first time identified an unexpected richness of complex organic molecules at a comet. This was achieved thanks to the analysis of data collected during ESA's ...

Image: Tantalus Fossae on Mars

This network of long grooves and scratches forms part of a giant fault system on Mars known as Tantalus Fossae, and is shown here as seen by ESA's Mars Express. At first glance, these features look as if someone has raked ...

What medieval skeletons tell us about modern day pandemics

A young woman walks Trondheim's streets 800 years ago, carrying a secret in her body. It's 150 years before the plague—the Black Death—but this young women is sick with a disease that no one thought was found in Europe ...

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