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כתבות אחרונות מאתר 'Phys'
Phys

Pet loss is difficult for people—what about for other pets?‎

I recently lost one of my cocker spaniels, Bobbi. She was fit, healthy and active, but had a catastrophic diagnosis of oral melanoma two months before I had to make the decision that anyone with deeply loved pets dreads.

03:29
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Phys

New research examines 'remorse bias' in legal decision-making‎

Two newly published studies by Colleen M. Berryessa, associate professor at the Rutgers University School of Criminal Justice, examine how expressions of remorse are interpreted in the legal system and how those interpretations can contribute to unequal outcomes.

03:03
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Phys

NASA fuel cell tests pave way for energy storage on the moon‎

With a small blue crane, four researchers hoist a cylindrical fuel cell, which looks like a stack of flattened silver and gold soda cans bundled together, into the air and lower it into a rectangular cart on wheels. A tangle of tubes and wires spirals away from the system, where nearly 270 sensors and 1,000 components are nestled inside.

02:43
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Phys

Unexplored interactions between electrons and atomic nuclei shed light on dark matter‎

Dark matter particles could be mediators of the interaction between electrons and atomic nuclei, as shown by a study conducted by junior group leader, Dr. Konstantin Gaul, Dr. Lei Cong, and Professor Dr. Dmitry Budker, of Johannes Gutenberg University Mainz (JGU), Helmholtz Institute Mainz (HIM) and the PRISMA++ Cluster of Excellence. Their work, published last week in Physical Review Letters, presents new constraints on previously unexplored candidates for dark matter and, more generally, some hypothetical particles that are not included in the Standard Model of particle physics (SM).

02:43
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Phys

Aquifer recharge could buffer water scarcity, yet policy blocks uptake in five countries‎

Climate change will increasingly stress water supply and economic and environmental systems, creating a mounting need for more ideas to reduce reliance and conserve diminishing river and groundwater resources. MAR takes surface water, such as rainwater, stormwater or treated wastewater, and stores it underground to replenish groundwater, restore ecosystems, and provide a reliable climate-independent water supply.

02:22
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Phys

Brazilian microfossils interpreted as animal traces are actually algae and bacteria, research reveals‎

A reexamination of microfossils found in the Brazilian state of Mato Grosso do Sul shows that the marks previously interpreted as traces of worms or other small oceanic animals are actually communities of fossilized microscopic bacteria and algae.

02:22
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Phys

Lab-grown diamond device could change how radiation doses are measured‎

A team led by researchers from Tokyo Metropolitan University, in collaboration with Tohoku University and Orbray Co., Ltd., using heteroepitaxial diamond materials developed by Orbray, have shown that lab-grown diamonds might realize a radiation dosimeter compatible with both medical diagnosis and radiation therapy.

02:02
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Phys

Snow and glacier ecosystems across remote Antarctic island reveal hidden microbial diversity‎

Research led by a University of Bristol Ph.D. student has revealed a host of thriving microscopic algae communities in snow and glaciers across one of the most remote locations on Earth. The study, which appears in ISME Communications and includes Dr. Emily Broadwell's intrepid polar and alpine adventures as part of her Ph.D. in physical geography, sheds surprising new light on how glacier ecosystems respond to rising global temperatures.

02:02
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Phys

Heat index maps uncover when city greening cools most—and when it can backfire‎

Tree shade is one of the fastest ways to make heat more bearable. It cuts direct sunlight, protects people walking or working outdoors, and remains essential for heat action plans. A new study by researchers from the Indian Institute of Technology Gandhinagar (IITGN) adds a sharper planning question: If greening is so important, why does the same strategy cool some urban areas more reliably than others?

01:42
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Phys

Nudge theory was all about taking responsibility, but it allowed big business to look the other way‎

Feelings of despair at the state of the world can be overwhelming. Social and environmental problems persist, but political discourse is polarized, divisive and often ineffective.

01:42
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