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כתבות אחרונות מאתר 'Phys'
Phys

By co-operating with local governments, organizations, universities have a vital role to play in tackling climate change‎

Governments, corporations and other institutions must all play constructive roles in mitigating the impacts of climate change. Universities, too, can and must help with that effort.

05:30
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Phys

Investigative interviews are key to solving crimes—should AI be helping police with their inquiries?‎

Investigative interviewing—the process of obtaining accurate and complete accounts from victims, witnesses and suspects—is the lifeblood of the criminal justice system.

04:38
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Phys

Vulnerable butterfly recorded in the Botanical Garden at Uppsala‎

The Botanical Garden in Uppsala was recently visited by animal ecology researchers, who conducted a BioBlitz to find, identify and record as many insects as possible in the Botanical Garden. One of the finds was an endangered butterfly called the Small Blue, Cupido minimus. It is abundant in one of the garden's meadows.

03:50
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Phys

Uranus, Neptune may be magma worlds, not ice giants‎

Uranus and Neptune remain two of the most mysterious objects in the solar system, primarily because they have been visited only by NASA's Voyager 2 spacecraft in 1986 and 1989, respectively. Their "ice giant" moniker comes from longstanding hypotheses that their interiors are comprised of an icy mantle beneath their hydrogen-helium atmospheres. While Jupiter and Saturn are also composed primarily of hydrogen and helium, Uranus and Neptune are hypothesized to have a layered structure composed of icy elements in their interiors.

02:25
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Phys

Proactive employees with high emotional intelligence do a better job, study finds‎

In many organizations, large hierarchical gaps exist within work teams, raising the question of how frontline employees can strive for upward mobility in their careers. A recent study by the Department of Psychology at Lingnan University finds that employees who proactively seek opportunities, are willing to learn and, at the same time, have higher emotional intelligence carry out their jobs far better and are more engaged.

01:32
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Phys

Coal pollution reaches one of Earth's most remote mountain regions‎

The Himalayas are often seen as one of Earth's great natural barriers, separating the heavily populated and industrialized regions of South Asia from the remote Tibetan Plateau. But new research, published in Geophysical Research Letters, suggests that this mountain range is not an impenetrable wall for air pollution.

01:01
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Phys

Why Ho Chi Minh City's pollution sources may have been misread for years‎

Biomass burning, including the combustion of wood, charcoal and agricultural residues, is a major source of PM2.5, a fine particulate matter that degrades air quality and poses risks to human health. Much of this pollution is tracked by looking at levels of levoglucosan, a chemical that is formed when cellulose in plants is burned, from biomass combustion such as residential fuel use, cooking and open burning.

00:48
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Phys

Clean crystal surface lets single molecules hit ultimate quantum limit‎

Scientists at the Max Planck Institute for the Science of Light (MPL) have developed a technique for interrogating molecules on surfaces with spectroscopic precision, thereby reaching the ultimate quantum limit for the first time. With their findings, published in Science, the researchers open new opportunities for the study of molecule-surface interactions and molecular quantum technologies.

00:04
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Phys

Ocean warming above 1.5°C triggered year-round marine disruption across globe, study shows‎

Researchers at King Abdullah University of Science and Technology (KAUST) led one of the first global assessments of how marine ecosystems responded during the first year when global temperatures temporarily exceeded 1.5°C above pre-industrial levels.

23:42
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Phys

Japan's small cities may face higher care burdens under the compact city policy‎

As populations decline and age across the developed world, compact city strategies, which oversee the consolidation of urban facilities and guide residents toward transit-served hubs, have become mainstream policies. Yet most evidence about their benefits comes from cities that are already compact. Far less is known about the social costs that may arise during the transition to compactness in the small and medium-sized cities (SMCs) most exposed to shrinkage.

23:28
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