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علماء يكشفون عن حدوث ظاهرة نادرة للأرض تؤثر على حماية الكوكب من الإشعاع الشمسي القاتل

علماء يكشفون عن حدوث  ظاهرة نادرة للأرض تؤثر على حماية الكوكب من الإشعاع الشمسي القاتل

صحيفة المرصد: قال علماء أنهم عثروا على دليل يشير إلى أن دوران النواة الداخلية للأرض لم يتباطأ فحسب، بل إنه يتحرك في الاتجاه المعاكس.



وأشاروا إلى أنه في أعماق الأرض توجد كرة معدنية صلبة من الحديد والنيكل بحجم القمر، تدور بشكل مستقل عن دوران كوكبنا، ويلفها الغموض. حسب "ذي صن".


وتشير الدراسات إلى أن النواة التي تدور بشكل أبطأ وتتحرك في اتجاه معاكس ، يمكن أن تؤثر على المجال المغناطيسي للأرض، وهو الدرع الوقائي الذي يحمي الكوكب من الإشعاع الشمسي القاتل، ويمكنه أيضا تقصير طول اليوم جزئيا.


ويقول العلماء إن هذا التغيير سيكون غير محسوس في حياتنا، حيث يبلغ إجمالي الوقت المضاف إلى طول اليوم أجزاء من الألف من الثانية فقط. ومع ذلك، تضاف النتائج إلى مجموعة متزايدة من الأدلة على أن طول الأيام يتغير.


وقد حددت الدراسات السابقة أن الأيام قد تمتد في النهاية إلى 25 ساعة، وهو ما قد يستغرق 200 مليون سنة من الآن.

التعليقات (8)

التعليقات مغلقة

SettingsRequest history269msRequest Duration47MBMemory Usage10.x
Laravel Version
10.48.28
PHP Version
8.1.32
Environment
production
Debug Mode
Enabled
URL
new.al-marsd.com
Timezone
Asia/Riyadh
Locale
ar
GET article/{id}/{section_title?}/{title?}/{comment_id?}
status
200 OK
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https://new.al-marsd.com/article/197609/%D8%A2%D8%AE%D8%B1%20%D8%A7%D9%84%D8%A3%D8%AE%D8%A8%D8%A7%D8...
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Theme
Open Button Position
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Autoshow
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    file
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    middleware
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    telescope
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    • Preparing Response (79.64ms)
    • View: web.singleviews
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    • View: web.components.social-sharingviews
    • View: components.smart-ad-componentviews
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    • View: web.layouts.headerviews
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    • 1 x Booting (51.34%)
      138ms
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        Backtrace
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        Backtrace
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        • vendor/laravel/framework/src/Illuminate/Routing/Route.php:205
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        Backtrace
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        • vendor/laravel/framework/src/Illuminate/Routing/Controller.php:54
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        • vendor/laravel/framework/src/Illuminate/Routing/Route.php:260
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        Backtrace
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        • app/Http/Controllers/Web/ArticleController.php:70
        • vendor/laravel/framework/src/Illuminate/Routing/Controller.php:54
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        Backtrace
        • app/Helpers/helpers.php:454
        • app/Helpers/helpers.php:463
        • vendor/laravel/framework/src/Illuminate/Filesystem/Filesystem.php:124
        • vendor/laravel/framework/src/Illuminate/View/Engines/PhpEngine.php:58
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        Backtrace
        • app/Helpers/helpers.php:460
        • app/Helpers/helpers.php:463
        • vendor/laravel/framework/src/Illuminate/Filesystem/Filesystem.php:124
        • vendor/laravel/framework/src/Illuminate/View/Engines/PhpEngine.php:58
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        • vendor/laravel/framework/src/Illuminate/Cache/Repository.php:396
        • vendor/laravel/framework/src/Illuminate/Cache/CacheManager.php:429
        • view::web.layouts.header:108
        • vendor/laravel/framework/src/Illuminate/Filesystem/Filesystem.php:124
      App\Models\Section
      2Section.php#?
      App\Models\Article
      1Article.php#?
          ClearShow all
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