Producing large, clean 2D materials made easy: Just 'KISS'

Ever since the discovery of the two-dimensional form of graphite (called graphene) almost twenty years ago, interest in 2D materials and their special physical properties has skyrocketed. Famously, graphene was produced by ...

When financial distress spreads like a virus

Financial distress can spread through the business network that links different firms at a speed that is dependent on the intensity of interfirm interactions. Empirical results show that, starting from the '80s, the economy ...

The roar and crackle of Artemis 1

When the Artemis 1 mission was launched by NASA's Space Launch System, SLS, in November, it became the world's most powerful rocket, exceeding the thrust of the previous record holder, Saturn, by 13%. With liftoff came a ...

Untangling a knot of galaxy clusters

Astronomers have captured a spectacular, ongoing collision between at least three galaxy clusters. Data from NASA's Chandra X-ray Observatory, ESA's (European Space Agency's) XMM-Newton, and a trio of radio telescopes is ...

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