Doubly negative dianions can form π hole bonds too

Scientists have uncovered an unusual attractive interaction between two tetrachloridopalladate (PdCl42–) centres. It’s the first time a π hole bond has been reported for two doubly negative dianions. π hole bonds are known to exist in several systems, including square planar palladium complexes and AuCl4– anions. In planar complexes the π holes are regions with […]

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Quantum double-slit experiment done with molecules for the first time

The iconic quantum double-slit experiment, which reveals how matter can behave like waves that displays interference and superposition, has for the first time been demonstrated with individual molecules as the slits. Richard Feynman once said that the double-slit experiment reveals the central puzzles of quantum mechanics, putting us ‘up against the paradoxes and mysteries and […]

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Three minutes of red light weekly can help save eyesight

Published in Scientific Reports, the study builds on the team’s previous work*, which showed daily three-minute exposure to longwave deep red light ‘switched on’ energy producing mitochondria cells in the human retina, helping boost naturally declining vision. For this latest study, scientists wanted to establish what effect a single three-minute exposure would have, while also using much lower […]

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Shocker: Half of cell’s components are unknown to science

Most human diseases can be traced to malfunctioning parts of a cell — a tumor is able to grow because a gene wasn’t accurately translated into a particular protein or a metabolic disease arises because mitochondria aren’t firing properly, for example. But to understand what parts of a cell can go wrong in a disease, […]

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A new artificial material mimics quantum entangled rare earth compounds

Physicists have created a new ultra-thin two-layer material with quantum properties that normally require rare earth compounds. This material, which is relatively easy to make and does not contain rare earth metals, could provide a new platform for quantum computing and advance research into unconventional superconductivity and quantum criticality. The researchers showed that by starting […]

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How to make artificial intelligence more meta

An expert on AI and robotics says that the latest trend in her field is teaching AI to look inward to improve itself. In one of computer science’s more meta moments, professor Chelsea Finn created an AI algorithm to evaluate the coding projects of her students. The AI model reads and analyzes code, spot flaws and gives […]

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Looking to the Cell’s Power Generators for Clues to Depression

Depression is a global issue. The World Health Organization (WHO) estimates that 15 percent of people will experience a disabling bout of depression at some point in their lives. Despite an array of treatments that includes talk therapy, pharmaceuticals, and various forms of magnetic and electronic stimulation, finding the best treatment is often a trial-and-error […]

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