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כתבות אחרונות מאתר 'Phys'
Phys

Little blue penguin chick reared by its parents at aquarium‎

Birch Aquarium at Scripps Institution of Oceanography at UC San Diego is celebrating another milestone in their little blue penguin breeding program. For the first time, a penguin chick has been raised and reared by its penguin parents in the habitat at Beyster Family Little Blue Penguins.

02:31
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Phys

Catalina Island's deer to be culled to restore its ecosystem‎

California wildlife officials have approved a plan to eradicate Catalina Island's entire deer population as part of a broader effort to restore the island ecosystem, sparking fierce opposition from an unusual coalition of hunters and animal welfare advocates.

02:31
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Phys

Exposure to burn injuries played key role in shaping human evolution, study suggests‎

Humans' exposure to high temperature burn injuries may have played an important role in our evolutionary development, shaping how our bodies heal, fight infection, and sometimes fail under extreme injury, according to new research.

02:31
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Phys

Are returning Pumas putting Patagonian Penguins at risk? New study reveals the likelihood‎

Should we protect an emblematic species if it may come at the cost of another one—particularly in ecosystems that are still recovering from human impacts? This is the conservation dilemma facing Monte Leon National Park, on the Patagonian coast in Argentina.

02:31
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Phys

Red giant stars can't destroy all gas giants—some are hardy survivors‎

Aging stars can completely destroy their planets. When a star reaches the end of its life on the main sequence, it goes through dramatic changes. And those changes don't just dictate the star's fate; they can also dictate what happens to any planets that are orbiting these stars. They face a bleak future as the star's tidal force rips them apart and the intense heat vaporizes them.

02:31
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Phys

New AI model enables native speakers and foreign learners to read undiacritized Arabic texts with greater fluency‎

Reading an Arabic newspaper, a book, or academic prose fluently, whether digital or in print, remains challenging for many native speakers, let alone learners of Arabic as a foreign language.

02:31
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Phys

Mindful choice or locked in? Study probes feelings about written consent‎

People who sign consent forms feel more trapped—not more empowered—than those who give consent verbally, according to new research by Vanessa Bohns, the Braunstein Family Professor in the ILR School, and co-author Roseanna Sommers of the University of Michigan Law School.

01:08
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Phys

Electron-phonon 'surfing' could help stabilize quantum hardware, nanowire tests suggest‎

That low-frequency fuzz that can bedevil cellphone calls has to do with how electrons move through and interact in materials at the smallest scale. The electronic flicker noise is often caused by interruptions in the flow of electrons by various scattering processes in the metals that conduct them.

01:08
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Phys

When continents try, and fail, to break apart‎

Great things can come from failure when it comes to geology. The Midcontinent rift formed about 1.1 billion years ago and runs smack in the middle of the United States at the Great Lakes. The rift failed to completely rupture, and had it succeeded it would have torn North America apart. Under immense pressure from receding tectonic plates, the weakened lithosphere instead created a basin in the crust eventually filled by Lake Superior, and it also exposed a 3000-km-long band of deeply buried igneous and sedimentary rocks.

01:08
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Phys

Honest or deceptive? What a new signaling model means for animal displays and human claims‎

For decades, scientists have tried to answer a simple question: why be honest when deception is possible? Whether it is a peacock's tail, a stag's roar, or a human's résumé, signals are means to influence others by transmitting information and advantages can be gained by cheating, for example by exaggeration. But if lying pays, why does communication not collapse?

01:08
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