استقرار نسبي .. تعرف على أسعار الذهب في السعودية اليوم الأربعاء 14 أغسطس 2024 - وكالة يمن للأنباء



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Scientists Stunned by Giant Ocean Worms Living in Volcanic Cracks—A Breakthrough in Marine Biology - The Daily Galaxy --Great Discoveries Channel
Rational or Not? This Basic Math Question Took Decades To Answer. - Slashdot

Astronomers have for decades tried to figure out how Pluto captured its largest moon. Now, there’s a new theory - CNN
'What is that?' Scientists explain white patch that appears near northern lights - Phys.org