Volume 558 Issue 7711


Worrying changes in Hungary p.485

The European country’s autocratic government has made a disturbing grab at the nation’s scientific institutions.

doi: 10.1038/d41586-018-05526-x


News Features

Five hubs of Asian science p.499

A special issue explores the booming research landscapes of Hong Kong, Malaysia, Singapore, South Korea and Taiwan.

doi: 10.1038/d41586-018-05504-3

Science stars of East Asia p.502

From artificial intelligence to infectious diseases, top researchers in Hong Kong, Malaysia, Singapore, South Korea and Taiwan are making big impacts on the global stage.

doi: 10.1038/d41586-018-05506-1

News & Views

Mars beat Earth in the race for habitable conditions p.522

An analysis of meteoritic material from Mars provides an accurate timeline of the planet’s early history. The results have major implications for our understanding of the processes involved in rocky-planet formation.

doi: 10.1038/d41586-018-05496-0

Upstanding molecule reveals orbital wavefunction p.525

A molecule standing on a metal surface has been found to emit electrons in the presence of an applied electric field. The emitted electrons produce an interference pattern reminiscent of a classic physics experiment.

doi: 10.1038/d41586-018-05502-5

Weighing in on weight loss in pancreatic cancer p.526

Weight loss and tissue wasting often occur in pancreatic cancer. Analyses of human and mouse data reveal a mechanism behind these events, and raise the question of whether tissue wasting affects cancer survival rates.

doi: 10.1038/d41586-018-05424-2

Twenty years of network science p.528

The idea that everyone in the world is connected to everyone else by just six degrees of separation was explained by the ‘small-world’ network model 20 years ago. What seemed to be a niche finding turned out to have huge consequences.

doi: 10.1038/d41586-018-05444-y


Triggers of tree mortality under drought p.531

Because climate change is expected to intensify regional-scale droughts, it is important to identify the physiological thresholds that precipitate the mortality of trees and the mechanisms of recovery after drought.

doi: 10.1038/s41586-018-0240-x



A synaptic threshold mechanism for computing escape decisions p.590

In the midbrain defensive circuit, the decision to escape is computed by an unreliable synaptic connection that thresholds threat information integrated in the medial superior colliculus, and controls activation of dorsal periaqueductal grey neurons.

doi: 10.1038/s41586-018-0244-6