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כתבות אחרונות מאתר 'Phys'
Phys

Convergence in the canopy: Why the Gracixalus weii treefrog sounds like a songbird‎

The genus Gracixalus belongs to the family of Old World Tree Frogs and is geographically dispersed from Myanmar and western Thailand to Laos, Vietnam, and further to southern China. Despite the considerable amount of research on the species richness of Gracixalus, little is known about their vocalizations.

02:52
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Phys

How jagged moon dust could support future astronauts‎

Lunar dust can be a pain—but it's also literally the ground we will have to traverse if we are ever to have a permanent human settlement on the moon. In that specific use case, its clingy, jagged, staticky properties can actually be an advantage, according to a new paper recently published in Research from scientists at Beihang University, who analyzed the mechanical properties of samples returned by the Chang'e 6 mission to the far side of the moon.

02:52
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Phys

Could ultrasound help save hedgehogs?‎

Researchers at the University of Oxford have suggested that ultrasound-repellers could help reduce hedgehog deaths caused by cars. The proposal is based on new findings, published in Biology Letters, which demonstrate for the first time that hedgehogs can hear high-frequency ultrasound.

02:52
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Phys

Ultrafast computing: Light-driven logic tops 10 terahertz in WS₂‎

The future for our computers will literally be at the speed of light. Extremely short light pulses can perform ultrafast logical operations: these are the findings of a study recently published in the journal Nature Photonics. The study represents an important step toward developing a new generation of information processing technologies, potentially hundreds of times faster than what we have at present.

02:52
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Phys

Foraged mushrooms and sea beet featured in British meals in the 16th century. Why not today?‎

Wild garlic, oyster mushrooms and sea beet were once regularly gathered and eaten as part of meals across the UK. Today, some people have concerns about eating food growing in the woods or hedgerows, but are keen to discuss why—as our research shows.

02:52
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Phys

Hybrid synthetic strategy unlocks previously unattainable molecular architectures‎

The molecular-scale design of materials is one of the major frontiers in modern science. Flat, highly conjugated organic molecules are already used in advanced technologies such as chemical sensors, optoelectronic devices, and energy conversion systems. One of the most promising strategies to enhance their performance involves "linking" multiple units together, extending their electronic structure and thereby modifying their properties.

01:32
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Phys

New African species confirms evolutionary origin of magic mushrooms‎

A long-standing debate about the evolutionary origin of the world's most widely cultivated "magic mushroom"—Psilocybe cubensis—may now have been settled by scientists from southern Africa and the United States.

01:32
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Phys

Thermal drones boost detection of entangled seals‎

New research from Monash University and Phillip Island Nature Parks is using thermal and infrared drone technology to spot marine debris entanglements in Australian fur seals. Entanglement is an escalating threat to marine wildlife such as seals and fur seals with well-documented impacts including injury, restricted movement, and increased energy expenditure.

01:32
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Phys

Scientists document Europe's first Jurassic lizard trackways in Asturias‎

The article presenting the research results was published online at the end of February in the journal Ichnos. The study focuses on two trackways (T1 and T2) preserved as convex hyporeliefs on the underside of a Late Jurassic sandstone layer, approximately 152 million years old, from the cliffs east of Playa de España (Villaviciosa). The specimens are now part of the museum's collection and are on display in the gallery dedicated to the Asturian Jurassic.

01:32
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Phys

Language difficulties can hinder young children's social autonomy‎

When considering the challenges faced by children with developmental language disorder (DLD), it's natural to think of difficulties they have in understanding and using language. What tends to get overlooked, however, is how the disorder impacts how their functioning in society.

01:32
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