rays
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مقالات عامة
Sharks and rays leap out of the water for many reasons, including feeding, courtship and communication
مجلة المذنب نت متابعات عالمية: Many sharks and rays are known to breach, leaping fully or partly out of the…
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مقالات عامة
A galactic ‘comet’ called Terzan 5 just illuminated a 100-year-old puzzle about cosmic rays
مجلة المذنب نت متابعات عالمية: When my colleagues and I set to work on a century-old cosmic mystery, we found…
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مقالات عامة
Space radiation can damage satellites − my team discovered that a next-generation material could self-heal when exposed to cosmic rays
مجلة المذنب نت متابعات عالمية: The space environment is harsh and full of extreme radiation. Scientists designing spacecraft and satellites…
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مقالات عامة
We discovered Raja Ampat’s reef manta rays prefer staying close to home – which could help us save more of them
مجلة المذنب نت متابعات عالمية: The reef manta ray (Mobula alfredi) is a tough swimmer. They can travel hundreds of…
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مقالات عامة
what cosmic rays tell us about Earth’s changing surface and climate
مجلة المذنب نت متابعات عالمية: How often do mountains collapse, volcanoes erupt or ice sheets melt? For Earth scientists, these…
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مقالات عامة
Fished for their meat and liver oil, many remarkable deep-water sharks and rays now face extinction
مجلة المذنب نت متابعات عالمية: The deep ocean, beyond 200 metres of depth, is the largest and one of the…
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مقالات عامة
To protect endangered sharks and rays, scientists are mapping these species’ most important locations
مجلة المذنب نت متابعات عالمية: All of the saltwater bodies on Earth make up one big ocean. But within it,…
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