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כתבות אחרונות מאתר 'Phys'
Phys

Scientists create new statewide surface geologic map of Nebraska‎

A new academic paper by Paul Hanson and Matthew Joeckel of the Conservation and Survey Division in the University of Nebraska–Lincoln's School of Natural Resources contains a brief phrase—"new linework"—that looks innocuous but carries enormous meaning.

07:02
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Phys

Global analysis reveals how armed conflict erodes farmland and potential food production‎

Armed conflict accelerates cropland loss, and the effects can persist for years after conflict begins and vary substantially with conflict severity and social conditions, according to a new study published in Nature Food on Sept. 24.

06:18
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Phys

Research shows how AI and mixed reality can enhance police work‎

How can AI provide police officers with better support in complex situations? In an interdisciplinary collaboration, researchers in police research and computing science at Umeå University have explored the opportunities and risks associated with using AI-based interactive systems in police work.

05:02
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Phys

Most trading card packs hide the odds of winning rare cards, study finds‎

Pokémon, sports and other physical trading and collectible cards have been around for decades but have surged in popularity since COVID. These cards are usually obtained through gambling-like packs containing random cards. Most packs do not offer any highly desirable cards, but a few packs will. Consumers, often including children, therefore buy many packs in the hope of obtaining rare chase cards.

04:45
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Phys

Introducing LGBT stories linked to more inclusive attitudes in primary schools‎

Can literature foster greater acceptance of LGBT people among elementary school students? This is the core question behind a study conducted by researchers Guillermo Soler, María Ribes and José Rovira-Collado from the Language and Literature Didactics area of the Department of Teaching Innovation and Training at the University of Alicante (UA).

04:30
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Phys

Study documents beef industry group's early efforts to counter climate concerns‎

A leading U.S. beef industry trade association knew by 1989 that cattle contributed to global warming but focused its response on protecting consumer demand through public relations, according to a new study that examined a decade of industry records.

03:50
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Phys

Only 9% of major companies use biodiversity indicators, study finds‎

Biodiversity indicators can help companies make more sustainable decisions. But only 9% of the world's largest companies in sectors with a major impact on biodiversity use such indicators, according to a new study from Lund University. The researchers also show that different indicators can lead to different conclusions and present seven recommendations for how they should be used.

02:45
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Phys

The genetic switch behind the butterfly's enhanced visual world of color‎

Many insects see the world through hundreds of tiny lenses that are grouped together in a visual organ known as the compound eye. Behind each lens sits a cluster of eight light-detecting cells arranged in a pattern that scientists believe has existed for hundreds of millions of years.

02:45
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Phys

Cows deliver healthy calves without embryonic protein long thought essential for pregnancy‎

For decades, scientists have believed that a protein called interferon tau (IFNT) is indispensable for pregnancy in cattle. Produced by the early embryo, it was thought to signal its presence to the mother and prevent the hormonal changes that would otherwise end the pregnancy.

02:25
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Phys

Stratospheric winds can warn of extreme energy demand in Europe‎

A breakdown of normal polar winds in winter raises the chance of extreme cold—and a resulting spike in energy demand—in Europe, new research shows. Normally, strong and stable westerly winds circle high above the Arctic in the winter, in what is known as the "stratospheric polar vortex."

02:13
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