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כתבות אחרונות מאתר 'Phys'
Phys

JWST study suggests a handful of 'leaky' galaxies reionized the early universe‎

A new study analyzing the James Webb Space Telescope (JWST) spectra of more than 1,400 galaxies suggests a surprisingly small group of "leaky" galaxies was responsible for cosmic reionization. The paper outlining this work was posted to the arXiv preprint server on July 24.

21:42
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Phys

Small dinosaur fossil suggests Fukushima coast hosted iguanodontians of different sizes‎

Iguanodontians are a diverse group of herbivorous dinosaurs that lived from the Late Jurassic to the Late Cretaceous and had a worldwide distribution. Intercontinental dispersal events between Asia, North America and Europe played a key role in their diversification across Laurasia. Fossils discovered in Japan provide valuable insights into the evolution and biogeography of iguanodontians.

21:42
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Phys

First metabolically activated molecular glue degrader may target cancer cells under oxidative stress‎

Investigators at Dana-Farber Cancer Institute have developed a platform for systematically discovering molecular glues that could become protein degradation drug candidates. The platform could help drug developers dramatically expand the range of disease-related proteins that can be therapeutically targeted for elimination via protein degradation.

21:22
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Phys

We might soon have the technology to reach other star systems‎

The recent confirmation of an atmosphere around a rocky exoplanet called LHS 1140b has created a wave of interest within the astronomy community. The planet orbits within the habitable zone around its parent star—a red dwarf located some 48 light-years from Earth.

21:22
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Phys

Earthquake sensors can help forecast how hurricanes intensify‎

Stanford researchers have shown that instruments primarily used to understand earthquakes can capture key details about hurricanes, helping meteorologists better predict how storms will evolve and intensify.

21:04
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Phys

Building better prediction models for consumer choices‎

As consumers, we are constantly making choices about things like what to eat at a restaurant, what clothing to buy at a store and the type of car we'd like to purchase, and so much more. Savvy producers of such goods look to economists to help estimate what products people want and how demand might shift when factors like price and availability change.

21:04
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Phys

Fossil study finds vision—not the 'thinking' frontal lobe—drove varied brain development in primates‎

A new study led by a Duke University scientist overturns a long-held idea about how primates, including humans, came to have such large and sophisticated brains. The research finds that the dramatic expansion of the primate neocortex was driven largely by vision, not by the disproportionate growth of the frontal lobe often associated with higher reasoning.

21:04
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Phys

Siberia's growing methane threat could offset 20% of global methane reduction targets by 2050‎

The Arctic is warming at an accelerating pace. As permafrost thaws across vast areas and wildfires become more frequent, large amounts of methane (CH4) are being released. Together, these changes are reshaping the region's greenhouse gas emissions and further intensifying climate change.

21:04
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Phys

Random physics helps model individual ant motion‎

Ants make up one of the most diverse groups of animals on the planet, with many species boasting remarkable physical abilities and social behaviors, and an overall species richness that far exceeds that of mammals. Various types of ants can carry up to one hundred times their weight or forage hundreds of meters from their nest, the equivalent of a human carrying thousands of kilograms and walking hundreds of kilometers. These feats have inspired researchers to study not only the anatomy that makes them possible but also how ants use these capabilities to forage and explore.

21:04
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Phys

Sugars may have helped fuel the evolution of the human brain, new research suggests‎

Fruit, honey and other naturally sweet foods may have helped fuel the evolution of the human brain, according to new research from the University of Sydney and the University of Glasgow.

21:04
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