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כתבות אחרונות מאתר 'Phys'
Phys

Small molecular twists may strengthen nature's magnetic compass‎

A collaborative research team led by Yasuhiro Kobori at Kobe University, together with researchers from Toho University, Saitama University, Nagoya Institute of Technology and the University of Freiburg, has identified a potential molecular mechanism that could enhance magnetic compass responses in cryptochrome, a blue-light-sensitive protein implicated in magnetoreception.

07:02
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Phys

Space station experiment to probe plant disease risks for future moon and Mars missions‎

As NASA and its partners prepare for longer human missions beyond Earth, University of Florida researchers are investigating a challenge that could affect astronauts' ability to grow fresh food in space: plant disease.

05:31
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Phys

Restoration efforts are working, but we need to move faster to meet targets, says U.N. report‎

A U.N. report finds that 252 million hectares (ha) (623 million acres) across 149 countries are being restored, creating more than 1 million green jobs—the largest documented global restoration effort to date.

05:31
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Phys

Lab-aged microplastics enable tests of interactions with contaminants‎

A newly published study advances our knowledge of how microplastics may age in the environment and whether they stick to other contaminants as they do so. Microplastics (MPs) are tiny plastic pieces that measure less than 5 millimeters (about 0.2 inches) in length. The study looked at the aging of MPs made of three common polymer chemicals—polyethylene, polyethylene terephthalate and polypropylene—to see if they changed as they aged and how that affected nearby contaminants.

05:31
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Phys

New AI tool helps scientists identify bacteria hidden in soil‎

A handful of soil holds a crowded world of bacteria, fungi and other organisms. Scientists can collect their DNA, but much of it remains difficult to identify. Now, researchers at the Hebrew University of Jerusalem and partner institutions have developed an artificial intelligence tool that helps make sense of this genetic puzzle.

04:02
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Phys

Television gains ground in streaming platform era, study shows‎

A University of Alicante (UA) study of 325 fiction series released in Spain between 2020 and 2024 has concluded that video-on-demand (VOD) platforms have not replaced traditional television. Instead, the two distribution models are developing new ways of collaborating and sharing content.

04:02
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Phys

New X-ray method isolates faint signals from water at material surfaces‎

A research team from Toyohashi University of Technology, the Institute for Molecular Science and the Institute of Science Tokyo, led by Yu Kinjo and professor Ryugo Tero of Toyohashi University of Technology, has developed a new method to investigate the state of water near material surfaces using X-rays. By combining X-ray absorption spectroscopy with data analysis, the researchers separated the weak signals of interfacial water from those of the much larger amount of surrounding water.

04:02
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Phys

New travel tool combines three algorithms to tailor destination recommendations‎

Researchers have developed a tourist recommendation system combining three algorithms to help travelers find destinations suited to their preferences, budgets and travel routes. Details appear in the International Journal of Work Innovation and address a limitation of digital platforms that often prioritize popularity over practical considerations.

04:02
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Phys

NASA's new UV space telescope will launch in 2031‎

Most of us could spend our entire lives looking at the night sky and see very few changes. The moon becomes more or less illuminated, the planets drift placidly through the sky, satellites and the ISS intrude for a few moments at a time, and the bright, momentary streak of a meteor punctuates the occasional evening of stargazing.

04:02
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Phys

Study: Partisan ties shape how voters view campaign AI‎

As political campaigns increasingly use artificial intelligence to communicate with voters, questions arise about how the technology influences perceptions of election fairness and trust.

02:39
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