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כתבות אחרונות מאתר 'Phys'
Phys

A good idea is not enough: Experts explain what helps digital health start-ups succeed‎

A new study by researchers at Kaunas University of Technology (KTU) in Lithuania has shown that a good idea alone is not enough for health startups to succeed. What matters most is access to data, health care institutions and funding.

06:21
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Phys

Could AI create a new form of inequality in South Africa?‎

Generative artificial intelligence (AI), especially large language models deployed as chatbots and digital assistants, are now part of everyday digital life.

05:41
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Phys

Measuring process over product: AI approach assesses learning processes‎

Artificial intelligence (AI) is profoundly reshaping education worldwide. While AI tools increasingly support students in brainstorming, drafting and problem-solving, assessment practices often remain narrowly focused on final outputs. This raises a critical question: How can educators truly understand whether students are learning, rather than simply producing polished answers with AI assistance?

05:23
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Phys

The rise of space AI might explain the Fermi paradox‎

Artificial intelligence (AI) is continuing to have a disruptive impact on ever more parts of humanity. But what does it mean in the long run? A new paper, available as a preprint on arXiv from Austrian researcher Sergey Ivliev, extrapolates what the wide-scale adoption of AI means for the future of humanity in space—and in particular, what it means for the ultimate question of whether we're truly alone in the galaxy.

05:05
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Phys

Europe's deadly heat wave scorches east, Slovakia hits record‎

Europe's most severe heat wave on record set new temperature records in eastern parts of the continent on Monday and forced Ukraine to order power cuts to cope.

04:48
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Phys

How PFAS chain length influences environmental fate and water treatment‎

Per- and polyfluoroalkyl substances (PFAS), often referred to as "forever chemicals," are among the most persistent contaminants found in water systems worldwide. Their strong carbon-fluorine bonds make them highly resistant to degradation, allowing them to remain in the environment for long periods. While PFAS are often treated as a single group of pollutants, growing evidence suggests that differences in their molecular structure can significantly influence both their environmental behavior and their response to treatment technologies.

04:33
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Phys

School performance linked to youth criminal justice‎

Students whose performance at school declines relative to their peers are at a higher risk of contact with the criminal justice system, a new study by King's College London has found.

04:05
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Phys

Lipids and DNA nanostructures independently control artificial cell mechanics‎

What if the mechanical properties of a cell could be programmed like the components of a machine? Researchers at the University of Tokyo have discovered that two fundamental modes of cellular deformation—stretching and bending—can be independently controlled using different molecular building blocks. The finding provides a new strategy for engineering artificial cells, drug-delivery capsules and adaptive soft materials with precisely tailored mechanical functions.

03:41
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Phys

Tailored supplier strategies could cut emissions better than one-size-fits-all procurement‎

Companies hoping to reduce the environmental impact of their purchasing should tailor relationships with suppliers to different types of products rather than relying on a single procurement strategy, according to research published in the International Journal of Procurement Management.

03:21
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Phys

AI tool reliably predicts the flame resistance of new materials‎

Researchers at IMDEA Materials Institute have developed an artificial intelligence (AI)-based strategy to predict and assess the fire resistance of epoxy resins, one of the most widely used polymers in industry.

03:05
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