Exploring monoatomic platinum catalysts

What happens when a cat climbs onto a sunflower? The sunflower is unstable, will quickly bend, and the cat will fall to the ground. However, if the cat only needs a quick boost to catch a bird from there, then the sunflower ...

Liquid sulfur changes shape and goes critical under pressure

Scientists from the ESRF, together with teams from CEA and CNRS/Sorbonne Université, have found the proof for a liquid-to-liquid transition in sulfur and of a new kind of critical point ending this transition. Their work ...

Physics principle explains order and disorder of swarms

Current experiments support the controversial hypothesis that a well-known concept in physics—a critical point—is behind the striking behavior of collective animal systems. Physicists from the Cluster of Excellence Centre ...

A fascinating phase transition from one liquid state to another

A team at the University of Tokyo has described in unprecedented detail the rare phenomenon of liquid-to-liquid phase transitions in a pure substance. By showing how a liquid made of just one type of molecule can switch between ...

Disparities found in who dwells behind US levees

In the United States, tens of millions of people live behind levees, but historically disadvantaged groups are more likely to live behind subpar levees and have fewer resources to maintain critical levee infrastructure, ...

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