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Scientists use budget tech to probe long-standing physics mystery

When a team at IIT-Delhi recently compared the members of a family of minerals called rutile oxides, they found a significant difference between metals and insulators that a well-known mathematical model could not explain.  Understanding why is a necessary precursor to design next-generation electronics and efficient industrial catalysts. While rutile oxides have the same crystal...

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India urges clarity as ‘tipping points’ rock Bonn climate talks

At the Bonn climate talks in Germany on June 8-18, alongside the usual laundry list of contested themes like climate finance, tipping points became an unexpected source of debate and controversy. According to the Earth Negotiations Bulletin, India urged care and clarity in using terms like “tipping points”, which it said would present challenges around...

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Venezuela’s deadly history of earthquakes — and how they affected its politics

Two devastating earthquakes struck Venezuela within seconds of each other on the evening of June 24, reportedly affecting several of the country’s States and bringing entire buildings down in the capital Caracas. The U.S. Geological Survey reported that the first quake of 7.1 magnitude had its epicentre off Venezuela’s Caribbean coast and the second, which...

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Why does wet paper tear so easily?

As the southwest monsoon sweeps over India, people brace for storms, floods, and the occasional sight of a damaged bookstore or library. What makes the last a particularly sad sight is that paper tears easily when it’s wet. Paper is made primarily from wood pulp, which contains a dense network of cellulose fibers. Cellulose consists...

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Watch: What is ammonia poisoning?

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Bird flocks soar through the sky like a liquid, atomic orchestra

Birds fly in flocks, fish swim in schools. What bonds them together, without dispersal or collision? Mathematicians from New York University (NYU) explained the method to the madness: the animals move in tandem, like an orchestra with a maestro leading them. A bird’s flapping wings, for instance, produces “vortex wakes” (or travelling waves) with each...

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